Sierpinski conjecture reservations

Started: Dec. 14, 2007
Last update: Sept. 18, 2018

Compiled by Gary Barnes

Riesel conjectures
Riesel conjectures powers of 2
Riesel conjecture reservations
Sierpinski conjectures
Sierpinski conjectures powers of 2

Green = testing through other projects
Gray = conjecture proven
Yellow = reserved

Testing not done through other projects is coordinated at Mersenneforum Conjectures 'R Us.
 
Base Sierpinski k testing
(n-range completed)
Sierpinski k/
reserved by/
n-range reserved/
last status date
Sieved file(s)/
general info.
2 21181 (31.6M)
22699 (31.6M)
24737 (31.6M)
55459 (31.6M)
67607 (31.6M)
(all k's) SOB project 50M 2017/04/25

All k's are being worked on by PrimeGrid's Seventeen or Bust project.  See k's and test limits at Seventeen or Bust stats.

k=21181 testing is the same as bases 4 and 16 for the same k-value.
k=22699 and 55459 testing are the same as base 4 for the same k-value.
k=24737 testing is the same as base 4 k=49474.
2
2nd conjecture
21181 (31.6M)
22699 (31.6M)
24737 (31.6M)
55459 (31.6M)
67607 (31.6M)
79309 (19.6M)
79817 (19.6M)
90646 (5.3M)
91549 (11.2M)
99739 (11.2M)
101746 (5.3M)
131179 (11.2M)
152267 (19.6M)
156511 (19.6M)
163187 (11.2M)
200749 (11.2M)
202705 (11.2M)
209611 (11.2M)
222113 (19.6M)
225931 (19.6M)
227723 (11.2M)
229673 (11.2M)
237019 (19.6M)
238411 (11.2M)
21181 * 50M 2017/04/25
22699 * 50M 2017/04/25
24737 * 50M 2017/04/25
55459 * 50M 2017/04/25
67607 * 50M 2017/04/25
79309 ** 50M 2018/02/13
79817 ** 50M 2018/02/13
90646 PRPnet 1400 7M 2018/05/08
101746 PRPnet 1400 7M 2018/05/08
152267 ** 50M 2018/02/13
156511 ** 50M 2018/02/13
222113 ** 50M 2018/02/13
225931 ** 50M 2018/02/13
237019 ** 50M 2018/02/13
(other k's) *** ? 2018/02/13
* k<78557 is being worked on by PrimeGrid's Seventeen or Bust project.  See k's and test limits at Seventeen or Bust stats.

** Prime k>78557 is being worked on by PrimeGrid's Prime Sierpinski Problem project.  See k's and test limits at Prime Sierpinski stats.

*** Composite odd k>78557 is being worked on by PrimeGrid's Extended Sierpinski Problem project.  See k's and test limits at Extended Sierpinski stats.
2
even-n
none proven Only k's where k = = 3 mod 6 are considered.
See additional details at The Liskovets-Gallot conjectures.
2
odd-n
9267 (9.6M)
32247 (5.3M)
53133 (5.3M)
9267 Jean Penne ? 2018/07/03
(other k's) PRPnet 1400 7M 2018/05/08
Only k's where k = = 3 mod 6 are considered.
See additional details at The Liskovets-Gallot conjectures.

k=9267 and 32247 testing are the same as base 4 k=18534 and 64494.
3 776762 k's remaining at n>=25K.

See k's and test limits at Sierpinski Base 3 remain.
(all k's) (available)    
 
4 18534 (4.8M)
21181 (15.8M)
22699 (15.8M)
49474 (15.8M)
55459 (15.8M)
64494 (2.65M)
18534 Jean Penne ? 2018/07/03
64494 PRPnet 1400 3.5M 2018/05/08
(other k's) SOB project 25M 2017/04/25
k's where k = = 0 mod 3 were originally the Sierpinski Base 4 project but are now coordinated through CRUS.

k's where k = = 1 mod 3 are being worked on by PrimeGrid's Seventeen or Bust project.  k's, test limits, and primes are converted from base 2.

k=18534 and 64494 testing are the same as base 2 odd-n k=9267 and 32247.
k=21181 testing is the same as bases 2 and 16 for the same k-value.
k=22699 and 55459 testing are the same as base 2 for the same k-value.
k=49474 testing is the same as base 2 k=24737.
5 32 k's remaining at n=2.6M.

See k's at Sierpinski Base 5 remain.
(all k's) Sierpinski/Riesel base 5 project 5M 2018/08/02
All k's are being worked on by PrimeGrid's Sierpinski/Riesel Base 5 project.  See k's and test limits at Sierpinski/Riesel Base 5 project stats.
6 13215 (2M)
14505 (2M)
50252 (2M)
76441 (2M)
87800 (2M)
97131 (2M)
112783 (2M)
124125 (2M)
127688 (2M)
166753 (2M)
168610 (2M)
(all k's) (available)    
sieve-sierp-base6-2M-4M.zip
7 19917 k's remaining for k<=1G at n>=25K.

See k's and test limits at Sierpinski Base 7 remain.
(all k's) (available)    
 
8 none proven  
9 2036 (2M)
2036 (available)    
k=2036 is the same as base 81 for the same k-value.
10 7666 (2.19M)
7666 Cruelty ? 2018/09/01
 
11 none proven  
12 none proven  
13 none proven  
14 none proven  
15 10362 k's remaining for k<=1G at n>=25K.

See k's and test limits at Sierpinski Base 15 remain.
(all k's) (available)    
 
16 2908 (750K)
6663 (750K)
10183 (750K)
17118 (750K)
21181 (7.9M)
24582 (750K)
30397 (750K)
35818 (750K)
40410 (750K)
42745 (750K)
44035 (750K)
57867 (750K)
60070 (750K)
64620 (750K)
65077 (750K)
21181 SOB project 12.5M 2017/04/25
(other k's) (available)    
k's where k = = 1 mod 15 are being worked on by PrimeGrid's Seventeen or Bust project.  k's, test limits, and primes are converted from base 2.

k's where k = = 6 mod 15 were originally the Sierpinski Base 4 project but are now coordinated through CRUS.  k's, test limits, and primes are converted from base 4.

k=21181 testing is the same as bases 2 and 4 for the same k-value.
17 244 (3M)
244 BOINC 5M 2018/06/17
sieve-sierp-base17-2M-5M.txt
18 none proven  
19 556 k's remaining at n=175K.

See k's at Sierpinski Base 19 remain.
(all k's) Xentar 200K 2018/08/30
Some k's testing are the same as base 361.
20 none proven  
21 none proven  
22 5128 (2M)
5128 (available)    
sieve-sierp-base22-2M-5M.txt
23 none proven  
24 70 k's remaining at n=300K.

See k's at Sierpinski base 24 remain.
(all k's) rajula 400K 2018/06/15
k=1099 testing is the same as base 576 k=26376.
k=656, 1851, 2351, 2586, 3526, 3846, 4606, 5316, 5386, 7276, 7746, 8091, 8161, 9701, 9721, 10026, 10156, 10531, 11346, 12991, 13716, 15921, 17876, 18006, 18911, 19031, 20731, 21526, 22356, 23981, 29091, 29566, and 29601 testing are the same as base 576 for the same k-value.
25 84 k's remaining at n>=300K.

See k's and test limits at Sierpinski base 25 remain.
6436 * 2.5M 2018/08/02
7528 * 2.5M 2018/08/02
10918 * 2.5M 2018/08/02
29914 * 2.5M 2018/08/02
36412 * 2.5M 2018/08/02
45748 * 2.5M 2018/08/02
51208 * 2.5M 2018/08/02
58642 * 2.5M 2018/08/02
60394 * 2.5M 2018/08/02
62698 * 2.5M 2018/08/02
64258 * 2.5M 2018/08/02
67612 * 2.5M 2018/08/02
74632 * 2.5M 2018/08/02
93484 * 2.5M 2018/08/02
133990 (1) * 2.5M 2018/08/02
138514 * 2.5M 2018/08/02
158560 (2) * 2.5M 2018/08/02
208690 (3) * 2.5M 2018/08/02
221740 (4) * 2.5M 2018/08/02
223690 (5) * 2.5M 2018/08/02
(other k's) (available)    
* k's < 159986 where k = = 1 mod 3 are being worked on by PrimeGrid's Sierpinski/Riesel Base 5 project.

k=222, 12864, 13548, and 15588 testing are the same as base 625 for the same k-value.

(1) See base 5 link for k=26798.
(2) See base 5 link for k=31712.
(3) See base 5 link for k=41738.
(4) See base 5 link for k=44348.
(5) See base 5 link for k=44738.

sieve file:
sieve-sierp-base25-300K-1M.zip
26 65 (1M)
155 (1M)
(all k's) (available)    
 
27 398 (2M)
398 (available)    
 
28 871 (1M)
4552 (1M)
(all k's) (available)    
 
29 none proven  
30 278 (500K)
588 (500K)
(all k's) (available)    
sieve-sierp-base30-500K-1M.txt
31 503 k's remaining at n=100K.

See k's at Sierpinski Base 31 remain.
(all k's) (available)    
 
32 none proven  
33 none proven  
34 none proven  
35 325 k's remaining at n=100K.

See k's at Sierpinski Base 35 remain.
(all k's) (available)    
 
36 none proven  
37 94 (1M)
1272 (1M)
2224 (1M)
(all k's) (available)    
 
38 none proven  
39 259 k's remaining at n=100K.

See k's at Sierpinski Base 39 remain.
(all k's) (available)    
 
40 238 k's remaining at n=100K.

See k's at Sierpinski Base 40 remain.
(all k's) (available)    
 
41 none proven  
42 27 k's remaining at n=100K.

See k's at Sierpinski Base 42 remain.
(all k's) (available)    
 
43 166 (1M)
166 (available)    
sieve-sierp-base43-1M-3M.txt
44 none proven  
45 36 k's remaining at n=100K.

See k's at Sierpinski Base 45 remain.
(all k's) (available)    
 
46 892 (100K)
976 (100K)
1132 (100K)
1798 (100K)
3261 (100K)
3477 (100K)
3961 (100K)
4842 (100K)
5395 (100K)
6015 (100K)
6816 (100K)
7566 (100K)
7675 (100K)
9918 (100K)
10950 (100K)
11686 (100K)
11751 (100K)
11796 (100K)
12585 (100K)
13725 (100K)
14166 (100K)
(all k's) (available)    
 
47 none proven  
48 36 (225K)
62 (225K)
153 (225K)
561 (225K)
622 (225K)
701 (225K)
937 (225K)
1114 (225K)
1168 (225K)
(all k's) (available)    
sieve-sierp-base48-225K-250K.txt
49 1414 (600K)
1456 (600K)
(all k's) (available)    
 
50 none proven  
51 6273 k's remaining at n=30K.

See k's and test limits at Sierpinski Base 51 remain.
(all k's) (available)    
sieve-sierp-base51-30K-100K.zip
52 28 k's remaining at n=100K.

See k's at Sierpinski Base 52 remain.
(all k's) (available)    
 
53 4 (1.275M)
62 (305K)
152 (200K)
184 (200K)
280 (200K)
346 (200K)
866 (200K)
1066 (200K)
1084 (200K)
1154 (200K)
1174 (200K)
1238 (200K)
1298 (200K)
1328 (200K)
1414 (200K)
1426 (200K)
1838 (200K)
1862 (200K)
1892 (200K)
4 pepi37 1.5M 2018/06/16
(other k's) (available)    
Sieve file for all k's except k=4:
sieve-sierp-base53-200K-1M.zip
54 none proven  
55 36 (1M)
778 (1M)
2274 (1M)
3940 (1M)
(all k's) (available)    
sieve-sierp-base55-1M-3M.zip
56 none proven  
57 none proven  
58 96 k's remaining at n=125K.

See k's at Sierpinski Base 58 remain.
(all k's) (available)    
 
59 none proven  
60 853 (200K)
1646 (200K)
2075 (200K)
4025 (200K)
4406 (200K)
4441 (200K)
5064 (200K)
5767 (200K)
6772 (200K)
7262 (200K)
7931 (200K)
10226 (200K)
11406 (200K)
12323 (200K)
13785 (200K)
14066 (200K)
14958 (200K)
15007 (200K)
15452 (200K)
15676 (200K)
16014 (200K)
16050 (200K)
(all k's) (available)    
sieve-sierp-base60-200K-500K.zip
61 1642 (100K)
3442 (100K)
3936 (100K)
6852 (100K)
8710 (100K)
8772 (100K)
9208 (100K)
9268 (100K)
9952 (100K)
11626 (100K)
12778 (100K)
(all k's) (available)    
 
62 none proven  
63 33772 k's remaining at n=25K.

See k's at Sierpinski base 63 remain.
(all k's) (available)    
 
64 none proven  
65 none proven  
66 12184 k's remaining at n>=25K.

See k's at Sierpinski base 66 remain.
<=5M BOINC 100K 2018/09/17
>5M (available)    
sieve-sierp-base66-0M-5M-25K-100K.zip
sieve-sierp-base66-5M-10M-25K-100K.zip
sieve-sierp-base66-10M-15M-25K-100K.zip
sieve-sierp-base66-15M-21.3M-25K-100K.zip
67 45 k's remaining at n=100K.

See k's at Sierpinski Base 67 remain.
(all k's) (available)    
 
68 17 (1M)
17 (available)    
sieve-sierp-base68-1M-3M.txt
69 none proven  
70 3762 (250K)
5608 (250K)
9231 (250K)
10438 (250K)
(all k's) (available)    
sieve-sierp-base70-250K-1M.txt
72 none proven  
73 none proven  
74 none proven  
75 1312 (1.3M)
1312 (available)    
sieve-sierp-base75-1.3M-3M.txt
76 none proven  
77 none proven  
78 120 k's remaining at n=100K.

See k's at Sierpinski Base 78 remain.
(all k's) (available)    
 
79 6978 k's remaining at n>=50K.

See k's and test limits at Sierpinski base 79 remain.
(all k's) (available)    
 
80 86 (250K)
92 (250K)
166 (250K)
295 (250K)
326 (250K)
370 (250K)
393 (250K)
472 (250K)
556 (250K)
623 (250K)
628 (250K)
692 (250K)
778 (250K)
818 (250K)
968 (250K)
(all k's) (available)    
sieve-sierp-base80-250K-1M.zip
81 1650 (504K)
2036 (1M)
2350 (504K)
2976 (533K)
3440 (504K)
3566 (504K)
3702 (504K)
4016 (504K)
5946 (504K)
(all k's) (available)    
k=2036 testing is the same as base 9 for the same k-value.

sieve file:
sieve-sierp-base81-504K-1M.txt
82 55 k's remaining at n=100K.

See k's at Sierpinski Base 82 remain.
(all k's) (available)    
 
83 none proven  
84 none proven  
86 8 (1M)
8 (available)    
sieve-sierp-base86-1M-3M.txt
87 32 (1M)
32 (available)    
sieve-sierp-base87-1M-3M.txt
88 192 (160K)
244 (160K)
958 (160K)
978 (160K)
1452 (160K)
1585 (160K)
1678 (160K)
1779 (160K)
2007 (160K)
2838 (160K)
(all k's) (available)    
sieve-sierp-base88-160K-250K.txt
89 none proven  
90 none proven  
91 252 (200K)
1678 (200K)
11706 (200K)
14236 (200K)
23520 (200K)
26472 (200K)
29970 (200K)
39492 (200K)
39582 (200K)
45058 (200K)
47080 (200K)
51036 (200K)
52600 (200K)
53742 (200K)
58582 (200K)
60466 (200K)
64792 (200K)
(all k's) (available)    
 
92 none proven  
93 70 k's remaining at n=100K.

See k's at Sierpinski Base 93 remain.
(all k's) (available)    
 
94 none proven  
95 365 k's remaining at n=100K.

See k's at Sierpinski Base 95 remain.
(all k's) (available)    
 
96 387 k's remaining at n=100K.

See k's at Sierpinski Base 96 remain.
(all k's) (available)    
 
97 82 k's remaining at n=100K.

See k's at Sierpinski Base 97 remain.
(all k's) (available)    
 
98 none proven  
99 none proven  
100 433 (1M)
922 (1M)
2145 (1M)
(all k's) (available)    
 
101 none proven  
102 122 (250K)
178 (250K)
236 (250K)
(all k's) (available)    
sieve-sierp-base102-250K-1M.txt
103 44 k's remaining at n=100K.

See k's at Sierpinski Base 103 remain.
(all k's) (available)    
 
104 none proven  
105 51 k's remaining at n=100K.

See k's at Sierpinski Base 105 remain.
(all k's) (available)    
 
106 184 k's remaining at n=100K.

See k's at Sierpinski Base 106 remain.
(all k's) (available)    
 
107 38 (1M)
68 (1M)
(all k's) (available)    
 
108 132 k's remaining at n=100K.

See k's at Sierpinski Base 108 remain.
(all k's) (available)    
 
109 none proven  
110 none proven  
111 526 (150K)
3340 (150K)
3646 (150K)
4990 (150K)
5230 (150K)
5998 (150K)
6656 (150K)
6966 (150K)
6992 (150K)
7260 (150K)
9920 (150K)
10200 (150K)
11530 (150K)
11628 (150K)
13630 (150K)
14526 (150K)
14958 (150K)
17970 (150K)
18922 (150K)
19200 (150K)
19298 (150K)
20532 (150K)
24242 (150K)
24296 (150K)
(all k's) (available)    
sieve-sierp-base111-150K-250K.zip
112 1696 (1M)
1696 (available)    
sieve-sierp-base112-1M-3M.txt
113 none proven  
114 none proven  
115 32 k's remaining at n=100K.

See k's at Sierpinski Base 115 remain.
(all k's) (available)    
 
116 none proven  
117 58 (250K)
386 (250K)
1474 (250K)
(all k's) (available)    
sieve-sierp-base117-250K-500K.txt
118 48 (740K)
48 (available)    
sieve-sierp-base118-740K-1M.txt
119 none proven  
121 none proven  
122 34 (735K)
34 (available)    
sieve-sierp-base122-735K-1M.txt
123 122 (160K)
404 (160K)
650 (160K)
1706 (160K)
1816 (160K)
1826 (160K)
1952 (160K)
(all k's) MisterBitcoin 200K 2018/08/31
sieve-sierp-base123-160K-400K.txt
125 none proven  
126 1217 k's remaining at n=25K.

See k's at Sierpinski Base 126 remain.
(all k's) (available)    
 
128 40 (1.2857M)
40 (available)    
sieve-sierp-base128-1.2857M-3M.txt
129 none proven  
130 1572 k's remaining at n=25K.

See k's at Sierpinski Base 130 remain.
(all k's) (available)    
 
131 none proven  
132 none proven  
133 88 (250K)
1138 (250K)
1336 (250K)
(all k's) (available)    
sieve-sierp-base133-250K-1M.txt
134 none proven  
135 222 (250K)
734 (250K)
766 (250K)
1106 (250K)
(all k's) (available)    
sieve-sierp-base135-250K-1M.txt
136 58 k's remaining at n=100K.

See k's at Sierpinski Base 136 remain.
(all k's) (available)    
 
137 none proven  
138 47 (100K)
141 (100K)
211 (100K)
344 (100K)
678 (100K)
866 (100K)
1019 (100K)
1188 (100K)
1444 (100K)
1494 (100K)
1760 (100K)
1789 (100K)
1818 (100K)
2062 (100K)
2189 (100K)
2354 (100K)
2371 (100K)
2416 (100K)
2627 (100K)
2636 (100K)
2653 (100K)
(all k's) (available)    
 
139 none proven  
140 8 (250K)
16 (250K)
(all k's) (available)    
sieve-sierp-base140-250K-1M.txt
142 none proven  
143 117 k's remaining at n=100K.

See k's at Sierpinski Base 143 remain.
(all k's) (available)    
 
144 none proven  
145 264 k's remaining at n=100K.

See k's at Sierpinski Base 145 remain.
(all k's) (available)    
 
146 none proven  
147 37 k's remaining at n=100K.

See k's at Sierpinski Base 147 remain.
(all k's) (available)    
 
148 2361 (1M)
2361 (available)    
sieve-sierp-base148-1M-3M.txt
149 none proven  
150 69 k's remaining at n=100K.

See k's at Sierpinski Base 150 remain.
(all k's) (available)    
 
151 92 k's remaining at n=200K.

See k's at Sierpinski Base 151 remain.
(all k's) (available)    
 
152 none proven  
153 none proven  
154 none proven  
155 4 (1.1M)
4 pepi37 1.5M 2018/06/16
 
157 684 (250K)
1174 (250K)
1228 (250K)
(all k's) (available)    
sieve-sierp-base157-250K-1M.txt
158 none proven  
159 none proven  
160 none proven  
161 122 (100K)
560 (100K)
632 (100K)
892 (100K)
1228 (100K)
1600 (100K)
1682 (100K)
(all k's) (available)    
 
162 1248 (100K)
1438 (100K)
2212 (100K)
2609 (100K)
3052 (100K)
3096 (100K)
4831 (100K)
5706 (100K)
5869 (100K)
6102 (100K)
(all k's) (available)    
 
163 12 (100K)
66 (100K)
94 (100K)
1188 (100K)
1242 (100K)
1272 (100K)
1986 (100K)
2008 (100K)
2298 (100K)
2362 (100K)
2442 (100K)
2656 (100K)
2712 (100K)
3286 (100K)
3552 (100K)
3648 (100K)
3660 (100K)
(all k's) (available)    
 
164 none proven  
165 1252 (250K)
1486 (250K)
1798 (250K)
(all k's) (available)    
sieve-sierp-base165-250K-1M.txt
166 85 k's remaining at n=100K.

See k's at Sierpinski Base 166 remain.
(all k's) (available)    
 
167 none proven  
168 70 k's remaining at n=100K.

See k's at Sierpinski Base 168 remain.
(all k's) (available)    
 
169 none proven  
170 none proven  
171 30 (100K)
988 (100K)
1420 (100K)
3998 (100K)
4448 (100K)
8046 (100K)
8300 (100K)
8986 (100K)
9418 (100K)
10020 (100K)
10356 (100K)
10708 (100K)
11826 (100K)
13290 (100K)
13460 (100K)
13698 (100K)
13716 (100K)
17852 (100K)
(all k's) (available)    
 
172 none proven  
173 none proven  
174 4 (684K)
4 (available)    
sieve-sierp-base174-684K-1M.txt
176 none proven  
177 446 (100K)
558 (100K)
622 (100K)
1074 (100K)
1126 (100K)
1158 (100K)
1338 (100K)
1536 (100K)
1622 (100K)
1868 (100K)
2036 (100K)
2152 (100K)
2226 (100K)
2250 (100K)
2758 (100K)
3292 (100K)
(all k's) (available)    
 
178 126 (100K)
136 (100K)
357 (100K)
480 (100K)
550 (100K)
576 (100K)
582 (100K)
639 (100K)
688 (100K)
730 (100K)
844 (100K)
859 (100K)
867 (100K)
1461 (100K)
(all k's) (available)    
 
179 none proven  
181 none proven  
182 8 (1M)
8 (available)    
sieve-sierp-base182-1M-3M.txt
183 none proven  
184 none proven  
185 10 (1M)
10 (available)    
sieve-sierp-base185-1M-3M.txt
186 none proven  
187 none proven  
188 none proven  
189 none proven  
191 52 (250K)
68 (250K)
172 (250K)
(all k's) (available)    
sieve-sierp-base191-250K-1M.txt
192 56 k's remaining at n=100K.

See k's at Sierpinski Base 192 remain.
(all k's) (available)    
 
193 39 k's remaining at n=100K.

See k's at Sierpinski Base 193 remain.
(all k's) (available)    
 
194 none proven  
196 3974 k's remaining at n=10K.

See k's at Sierpinski Base 196 remain.
(all k's) MagentaSunrise 25K 2018/09/03
 
197 none proven  
198 36 k's remaining at n=100K.

See k's at Sierpinski Base 198 remain.
(all k's) (available)    
 
199 41 k's remaining at n=100K.

See k's at Sierpinski Base 199 remain.
(all k's) (available)    
 
200 40 (1M)
40 (available)    
sieve-sierp-base200-1M-3M.txt
202 none proven  
203 none proven  
204 4 (400K)
4 (available)    
sieve-sierp-base204-400K-1M.txt
205 76 k's remaining at n=100K.

See k's at Sierpinski Base 205 remain.
(all k's) (available)    
 
206 none proven  
207 74 k's remaining at n=100K.

See k's at Sierpinski Base 207 remain.
(all k's) (available)    
 
208 none proven  
209 none proven  
211 1962 (100K)
3130 (100K)
5152 (100K)
5248 (100K)
5758 (100K)
6942 (100K)
7686 (100K)
11820 (100K)
13212 (100K)
13732 (100K)
14778 (100K)
15318 (100K)
15636 (100K)
16026 (100K)
18420 (100K)
(all k's) (available)    
 
212 4 (1.0058M)
6 (200K)
64 (1M)
68 (500K)
(all k's) (available)    
sieve-sierp-base212-k4-1.0058M-1.5M.txt
sieve-sierp-base212-k6-200K-500K.txt
213 164 (100K)
1026 (100K)
1052 (100K)
1586 (100K)
1604 (100K)
1794 (100K)
1806 (100K)
1906 (100K)
1962 (100K)
2032 (100K)
2142 (100K)
2848 (100K)
2890 (100K)
2956 (100K)
3372 (100K)
3396 (100K)
3518 (100K)
3814 (100K)
3838 (100K)
4156 (100K)
4166 (100K)
(all k's) (available)    
 
214 87 (250K)
106 (250K)
(all k's) (available)    
sieve-sierp-base214-250K-500K.txt
215 304 k's remaining at n=100K.

See k's at Sierpinski Base 215 remain.
(all k's) (available)    
 
216 none proven  
217 1356 (400K)
1356 (available)    
sieve-sierp-base217-400K-1M.txt
218 17 (500K)
17 (available)    
sieve-sierp-base218-500K-1M.txt
219 none proven  
220 none proven  
221 none proven  
222 1235 k's remaining at n=100K.

See k's at Sierpinski Base 222 remain.
(all k's) (available)    
 
223 553 k's remaining at n=25K.

See k's at Sierpinski Base 223 remain.
(all k's) (available)    
 
224 none proven  
225 80 k's remaining at n=100K.

See k's at Sierpinski Base 225 remain.
(all k's) (available)    
 
227 18 (1M)
18 (available)    
sieve-sierp-base227-1M-3M.txt
228 188 (200K)
327 (200K)
915 (200K)
(all k's) (available)    
 
229 none proven  
230 4 (600K)
4 (available)    
sieve-sierp-base230-600K-1M.txt
231 95 k's remaining at n=100K.

See k's at Sierpinski Base 231 remain.
(all k's) (available)    
 
232 807 k's remaining at n=25K.

See k's at Sierpinski Base 232 remain.
(all k's) (available)    
 
233 none proven  
234 none proven  
235 27 k's remaining at n=100K.

See k's at Sierpinski Base 235 remain.
(all k's) (available)    
 
236 32 (250K)
53 (250K)
67 (250K)
(all k's) (available)    
 
237 none proven  
239 none proven  
241 1815 k's remaining at n=25K.

See k's at Sierpinski Base 241 remain.
(all k's) (available)    
 
242 none proven  
243 125 k's remaining at n=170.2K.

See k's at Sierpinski Base 243 remain.
(all k's) Batalov 200K 2018/01/30
sieve-sierp-base243-170.2K-400K.zip
244 none proven  
245 none proven  
246 none proven  
247 171 k's remaining at n=100K.

See k's at Sierpinski Base 247 remain.
(all k's) (available)    
 
248 16 (100K)
23 (100K)
31 (100K)
53 (100K)
73 (100K)
(all k's) (available)    
 
249 202 (100K)
394 (100K)
436 (100K)
656 (100K)
674 (100K)
684 (100K)
704 (100K)
706 (100K)
(all k's) (available)    
 
251 none proven  
252 27 (500K)
27 (available)    
sieve-sierp-base252-500K-1M.txt
253 2188 (100K)
3874 (100K)
9096 (100K)
9436 (100K)
9678 (100K)
11488 (100K)
11746 (100K)
15118 (100K)
17818 (100K)
18604 (100K)
19684 (100K)
21208 (100K)
21484 (100K)
23748 (100K)
24262 (100K)
(all k's) (available)    
 
254 none proven  
255 156 k's remaining at n=100K.

See k's at Sierpinski Base 255 remain.
(all k's) (available)    
 
256 831 (800K)
831 (available)    
sieve-sierp-base256-800K-1M.txt
257 40 (400K)
40 (available)    
sieve-sierp-base257-400K-600K.txt
258 none proven  
259 64 (1M)
64 (available)    
sieve-sierp-base259-1M-3M.txt
260 none proven  
262 1161 k's remaining at n=10K.

See k's at Sierpinski Base 262 remain.
(all k's) (available)    
 
263 8 (1M)
8 (available)    
 
264 41 (400K)
41 (available)    
 
265 none proven  
266 none proven  
268 76 k's remaining at n=100K.

See k's at Sierpinski Base 268 remain.
(all k's) (available)    
 
269 none proven  
270 428 k's remaining at n=25K.

See k's at Sierpinski Base 270 remain.
(all k's) (available)    
 
272 none proven  
273 464 (100K)
956 (100K)
1224 (100K)
1234 (100K)
1642 (100K)
1718 (100K)
2858 (100K)
2988 (100K)
3266 (100K)
3566 (100K)
(all k's) (available)    
 
274 none proven  
275 none proven  
276 2449 k's remaining at n=10K.

See k's at Sierpinski Base 276 remain.
(all k's) (available)    
 
277 82 k's remaining at n=100K.

See k's at Sierpinski Base 277 remain.
(all k's) (available)    
 
278 none proven  
279 none proven  
281 none proven  
282 148 k's remaining at n=100K.

See k's at Sierpinski Base 282 remain.
(all k's) (available)    
 
283 559 k's remaining at n=25K.

See k's at Sierpinski Base 283 remain.
(all k's) (available)    
 
284 none proven  
285 none proven  
286 none proven  
287 88 k's remaining at n=100K.

See k's at Sierpinski Base 287 remain.
(all k's) (available)    
 
288 203 (100K)
218 (100K)
968 (100K)
1514 (100K)
1769 (100K)
1818 (100K)
1871 (100K)
2296 (100K)
2415 (100K)
2437 (100K)
(all k's) (available)    
 
289 none proven  
290 73 (200K)
88 (200K)
91 (200K)
(all k's) (available)    
 
291 68 k's remaining at n=100K.

See k's at Sierpinski Base 291 remain.
(all k's) (available)    
 
292 262 k's remaining at n=100K.

See k's at Sierpinski Base 292 remain.
(all k's) (available)    
 
293 none proven  
294 61 (400K)
61 (available)    
sieve-sierp-base294-400K-1M.txt
295 542 k's remaining at n=25K.

See k's at Sierpinski Base 295 remain.
(all k's) (available)    
 
296 none proven  
297 695 k's remaining at n=25K.

See k's at Sierpinski Base 297 remain.
(all k's) (available)    
 
298 66 (200K)
168 (200K)
(all k's) (available)    
 
299 none proven  
300 none proven  
301 1128 k's remaining at n=10K.

See k's at Sierpinski Base 301 remain.
(all k's) (available)    
 
302 none proven  
304 60 (1M)
60 (available)    
sieve-sierp-base304-1M-3M.txt
305 none proven  
307 none proven  
308 5 (100K)
36 (100K)
53 (100K)
83 (100K)
88 (100K)
(all k's) (available)    
 
309 none proven  
311 none proven  
313 234 k's remaining at n=100K.

See k's at Sierpinski Base 313 remain.
(all k's) (available)    
 
314 none proven  
315 550 (200K)
836 (200K)
(all k's) (available)    
 
316 145 k's remaining at n=100K.

See k's at Sierpinski Base 316 remain.
(all k's) (available)    
 
317 20 (200K)
44 (200K)
(all k's) (available)    
 
318 56 (200K)
89 (200K)
(all k's) (available)    
 
319 64 (100K)
256 (100K)
286 (100K)
334 (100K)
366 (100K)
574 (100K)
(all k's) (available)    
 
320 97 (500K)
97 (available)    
sieve-sierp-base320-500K-1M.txt
321 none proven  
322 none proven  
323 31 k's remaining at n=100K.

See k's at Sierpinski Base 323 remain.
(all k's) (available)    
 
324 none proven  
326 5 (200K)
17 (200K)
(all k's) (available)    
 
327 38 (100K)
122 (100K)
328 (100K)
704 (100K)
1072 (100K)
1086 (100K)
1352 (100K)
1376 (100K)
1378 (100K)
1482 (100K)
1516 (100K)
1648 (100K)
1696 (100K)
1752 (100K)
1762 (100K)
1764 (100K)
1770 (100K)
(all k's) (available)    
 
328 27 (900K)
27 (available)    
sieve-sierp-base328-900K-1M.txt
329 none proven  
331 253 k's remaining at n=100K.

See k's at Sierpinski Base 331 remain.
(all k's) (available)    
 
332 4 (580K)
16 (500K)
(all k's) pepi37 750K 2018/08/08
 
333 18 (250K)
118 (250K)
824 (250K)
962 (250K)
1476 (250K)
1504 (250K)
1678 (250K)
1806 (250K)
2172 (250K)
2224 (250K)
2504 (250K)
2506 (250K)
3268 (250K)
4308 (250K)
4542 (250K)
4842 (250K)
4954 (250K)
5010 (250K)
5052 (250K)
5242 (250K)
5592 (250K)
5738 (250K)
6096 (250K)
6310 (250K)
6408 (250K)
(all k's) (available)    
 
334 4 (200K)
51 (200K)
(all k's) (available)    
 
335 4 (1M)
4 (available)    
 
336 107 k's remaining at n=100K.

See k's at Sierpinski Base 336 remain.
(all k's) (available)    
 
337 none proven  
338 10 (100K)
23 (100K)
34 (100K)
46 (100K)
53 (100K)
61 (100K)
76 (100K)
77 (100K)
98 (100K)
103 (100K)
(all k's) (available)    
 
339 none proven  
340 199 (400K)
199 (available)    
sieve-sierp-base340-400K-1M.txt
341 none proven  
342 27 (100K)
36 (100K)
204 (100K)
246 (100K)
341 (100K)
468 (100K)
491 (100K)
(all k's) (available)    
 
343 616 (250K)
904 (250K)
924 (250K)
1084 (250K)
1678 (250K)
(all k's) (available)    
 
344 none proven  
347 none proven  
348 257 k's remaining at n=100K.

See k's at Sierpinski Base 348 remain.
(all k's) (available)    
 
349 none proven  
350 none proven  
351 102 k's remaining at n=100K.

See k's at Sierpinski Base 351 remain.
(all k's) (available)    
 
352 183 (100K)
1837 (100K)
1902 (100K)
2073 (100K)
2119 (100K)
2707 (100K)
2812 (100K)
3178 (100K)
3454 (100K)
3531 (100K)
3552 (100K)
4387 (100K)
4989 (100K)
5647 (100K)
5697 (100K)
5703 (100K)
6706 (100K)
6729 (100K)
6852 (100K)
7243 (100K)
7978 (100K)
(all k's) (available)    
 
353 8 (400K)
8 (available)    
sieve-sierp-base353-400K-1M.txt
354 12 (200K)
75 (200K)
134 (200K)
(all k's) (available)    
 
355 40 k's remaining at n=100K.

See k's at Sierpinski Base 355 remain.
(all k's) (available)    
 
356 none proven  
359 none proven  
360 77 (100K)
172 (100K)
219 (100K)
303 (100K)
343 (100K)
381 (100K)
506 (100K)
552 (100K)
(all k's) (available)    
 
361 5530 k's remaining at n>=10K.

See k's and test limits at Sierpinski Base 361 remain.
(k's searched to n=86K) Xentar 100K 2018/04/30
(other k's) (available)    
k's that have been searched to n=86K are being searched by base 19.  See k's remaining page.

sieve file:
sieve-sierp-base361-10K-25K.zip
362 none proven  
363 none proven  
364 none proven  
365 2 (200K)
176 (200K)
(all k's) (available)    
 
366 357 k's remaining at n=100K.

See k's at Sierpinski Base 366 remain.
(all k's) (available)    
 
367 24 (100K)
160 (100K)
766 (100K)
838 (100K)
888 (100K)
1096 (100K)
1458 (100K)
1632 (100K)
1780 (100K)
1954 (100K)
2092 (100K)
2368 (100K)
2598 (100K)
2782 (100K)
3106 (100K)
3202 (100K)
(all k's) (available)    
 
368 8 (200K)
12 (200K)
34 (200K)
(all k's) (available)    
 
369 none proven  
370 none proven  
371 none proven  
372 51 k's remaining at n=100K.

See k's at Sierpinski Base 372 remain.
(all k's) (available)    
 
373 108 (400K)
108 (available)    
sieve-sierp-base373-400K-1M.txt
374 none proven  
376 246 (200K)
298 (200K)
(all k's) MisterBitcoin 250K 2018/09/10
sieve-sierp-base376-200K-250K.txt
377 none proven  
378 288 (100K)
327 (100K)
460 (100K)
534 (100K)
729 (100K)
757 (100K)
829 (100K)
953 (100K)
1818 (100K)
1854 (100K)
2784 (100K)
3478 (100K)
3588 (100K)
3879 (100K)
4355 (100K)
5428 (100K)
6102 (100K)
(all k's) (available)    
 
379 156 (200K)
156 (available)    
sieve-sierp-base379-200K-1M.txt
380 61 (100K)
64 (100K)
85 (100K)
106 (100K)
(all k's) (available)    
 
381 1322 (100K)
5976 (100K)
6772 (100K)
9260 (100K)
10942 (100K)
12692 (100K)
14056 (100K)
14668 (100K)
15570 (100K)
15640 (100K)
16826 (100K)
18100 (100K)
(all k's) (available)    
 
382 93 k's remaining at n=100K.

See k's at Sierpinski Base 382 remain.
(all k's) (available)    
 
383 41 k's remaining at n=200K.

See k's at Sierpinski Base 383 remain.
(all k's) (available)    
 
384 none proven  
386 none proven  
387 502 (100K)
594 (100K)
612 (100K)
696 (100K)
1004 (100K)
1070 (100K)
1268 (100K)
1314 (100K)
1456 (100K)
1532 (100K)
(all k's) (available)    
 
388 832 k's remaining at n=25K.

See k's at Sierpinski Base 388 remain.
(all k's) (available)    
 
389 none proven  
390 none proven  
391 247 k's remaining at n=100K.

See k's at Sierpinski Base 391 remain.
(all k's) (available)    
 
392 23 (250K)
94 (250K)
103 (250K)
125 (250K)
(all k's) (available)    
 
393 166 k's remaining at n=100K.

See k's at Sierpinski Base 393 remain.
(all k's) (available)    
 
394 129 (200K)
136 (200K)
(all k's) (available)    
 
395 4 (500K)
8 (500K)
(all k's) (available)    
 
396 1153 (100K)
1693 (100K)
2136 (100K)
2358 (100K)
3240 (100K)
3267 (100K)
3338 (100K)
4245 (100K)
4651 (100K)
4821 (100K)
5228 (100K)
(all k's) (available)    
 
397 28 k's remaining at n=100K.

See k's at Sierpinski Base 397 remain.
(all k's) (available)    
 
398 none proven  
401 20 (1M)
20 (available)    
sieve-sierp-base401-1M-3M.txt
402 61 (400K)
61 (available)    
sieve-sierp-base402-400K-1M.txt
403 31 k's remaining at n=100K.

See k's at Sierpinski Base 403 remain.
(all k's) (available)    
 
404 none proven  
405 none proven  
406 100 (200K)
100 (available)    
sieve-sierp-base406-200K-1M.txt
407 none proven  
408 68 (100K)
729 (100K)
768 (100K)
1021 (100K)
1104 (100K)
1804 (100K)
1931 (100K)
2068 (100K)
2114 (100K)
2134 (100K)
2271 (100K)
2718 (100K)
3086 (100K)
3106 (100K)
3199 (100K)
3219 (100K)
3506 (100K)
3580 (100K)
3792 (100K)
3874 (100K)
4107 (100K)
5239 (100K)
(all k's) (available)    
 
409 none proven  
410 8 (100K)
67 (100K)
103 (100K)
110 (100K)
119 (100K)
(all k's) (available)    
 
411 88 k's remaining at n=100K.

See k's at Sierpinski Base 411 remain.
(all k's) (available)    
 
412 36 (200K)
64 (200K)
117 (200K)
(all k's) (available)    
sieve-sierp-base412-200K-250K.txt
413 none proven  
414 none proven  
416 none proven  
417 10 (400K)
10 (available)    
sieve-sierp-base417-400K-1M.txt
418 28 k's remaining at n=100K.

See k's at Sierpinski Base 418 remain.
(all k's) (available)    
 
419 none proven  
421 970 (100K)
1750 (100K)
2770 (100K)
3132 (100K)
3472 (100K)
5266 (100K)
9216 (100K)
9726 (100K)
11182 (100K)
14296 (100K)
17640 (100K)
24036 (100K)
24300 (100K)
24838 (100K)
25110 (100K)
26040 (100K)
26362 (100K)
26850 (100K)
36772 (100K)
37348 (100K)
39288 (100K)
42856 (100K)
43776 (100K)
44116 (100K)
44706 (100K)
(all k's) (available)    
 
422 8 (100K)
13 (100K)
16 (100K)
17 (100K)
22 (100K)
(all k's) (available)    
 
423 69 k's remaining at n=100K.

See k's at Sierpinski Base 423 remain.
(all k's) (available)    
 
424 none proven  
425 none proven  
426 8 (400K)
8 (available)    
sieve-sierp-base426-400K-1M.txt
428 8 (500K)
8 (available)    
sieve-sierp-base428-500K-1M.txt
429 none proven  
430 859 (200K)
15321 (200K)
17872 (200K)
(all k's) (available)    
sieve-sierp-base430-200K-500K.txt
431 316 k's remaining at n=100K.

See k's at Sierpinski Base 431 remain.
(all k's) (available)    
 
432 964 k's remaining at n=25K.

See k's at Sierpinski Base 432 remain.
(all k's) (available)    
 
433 118 (300K)
264 (300K)
(all k's) (available)    
 
434 none proven  
436 45 (400K)
45 (available)    
sieve-sierp-base436-400K-1M.txt
437 none proven  
438 30 k's remaining at n=100K.

See k's at Sierpinski Base 438 remain.
(all k's) (available)    
 
439 none proven  
440 none proven  
441 none proven  
442 50 k's remaining at n=100K.

See k's at Sierpinski Base 442 remain.
(all k's) (available)    
 
443 8 (100K)
22 (100K)
94 (100K)
166 (100K)
(all k's) (available)    
 
444 46 (250K)
111 (250K)
(all k's) (available)    
 
445 42 k's remaining at n=100K.

See k's at Sierpinski Base 445 remain.
(all k's) (available)    
 
446 52 (100K)
53 (100K)
67 (100K)
98 (100K)
115 (100K)
120 (100K)
136 (100K)
(all k's) (available)    
 
447 86 (200K)
148 (200K)
(all k's) (available)    
sieve-sierp-base447-200K-250K.txt
449 none proven  
450 87 (400K)
87 (available)    
sieve-sierp-base450-400K-1M.txt
451 104 k's remaining at n=100K.

See k's at Sierpinski Base 451 remain.
(all k's) (available)    
 
452 23 (100K)
37 (100K)
41 (100K)
68 (100K)
96 (100K)
101 (100K)
124 (100K)
136 (100K)
(all k's) (available)    
 
454 none proven  
455 none proven  
457 422 k's remaining at n=25K.

See k's at Sierpinski Base 457 remain.
(all k's) (available)    
 
458 none proven  
459 none proven  
460 75 k's remaining at n=100K.

See k's at Sierpinski Base 460 remain.
(all k's) (available)    
 
461 2 (250K)
2 (available)    
sieve-sierp-base461-250K-1M.txt
463 616 (200K)
1072 (200K)
(all k's) (available)    
 
464 none proven  
465 127 k's remaining at n=100K.

See k's at Sierpinski Base 465 remain.
(all k's) (available)    
 
466 222 (100K)
321 (100K)
556 (100K)
1077 (100K)
1272 (100K)
1867 (100K)
3783 (100K)
4252 (100K)
4296 (100K)
4786 (100K)
5326 (100K)
5370 (100K)
6070 (100K)
6072 (100K)
6102 (100K)
6256 (100K)
6345 (100K)
(all k's) (available)    
 
467 4 (605K)
4 pepi37 750K 2018/08/08
sieve-sierp-base467-556.8K-1M.txt
468 97 (300K)
188 (300K)
(all k's) wombatman 500K 2018/08/23
 
469 none proven  
470 32 (300K)
32 (available)    
 
471 1046 (100K)
1170 (100K)
1592 (100K)
1700 (100K)
2378 (100K)
2560 (100K)
2768 (100K)
2818 (100K)
2890 (100K)
2922 (100K)
3526 (100K)
3652 (100K)
3768 (100K)
4072 (100K)
4378 (100K)
(all k's) (available)    
 
472 21 (200K)
67 (200K)
(all k's) (available)    
 
473 none proven  
474 none proven  
475 none proven  
476 28 (200K)
28 (available)    
sieve-sierp-base476-200K-1M.txt
477 168 k's remaining at n=100K.

See k's at Sierpinski Base 477 remain.
(all k's) (available)    
 
479 none proven  
480 12 (200K)
12 (available)    
sieve-sierp-base480-200K-1M.txt
482 none proven  
483 none proven  
484 none proven  
485 67 k's remaining at n=100K.

See k's at Sierpinski Base 485 remain.
(all k's) (available)    
 
487 42 k's remaining at n=100K.

See k's at Sierpinski Base 487 remain.
(all k's) (available)    
 
488 8 (100K)
106 (100K)
122 (100K)
128 (100K)
139 (100K)
141 (100K)
145 (100K)
(all k's) (available)    
 
489 none proven  
490 29 k's remaining at n=100K.

See k's at Sierpinski Base 490 remain.
(all k's) (available)    
 
491 none proven  
492 69 (400K)
69 (available)    
sieve-sierp-base492-400K-1M.txt
493 18 (100K)
64 (100K)
66 (100K)
118 (100K)
142 (100K)
(all k's) (available)    
 
494 none proven  
496 none proven  
497 8 (400K)
8 (available)    
sieve-sierp-base497-400K-500K.txt
498 45 k's remaining at n=100K.

See k's at Sierpinski Base 498 remain.
(all k's) (available)    
 
499 136 (100K)
174 (100K)
208 (100K)
216 (100K)
294 (100K)
306 (100K)
406 (100K)
586 (100K)
846 (100K)
936 (100K)
948 (100K)
1026 (100K)
1042 (100K)
1074 (100K)
1354 (100K)
1384 (100K)
1414 (100K)
1474 (100K)
1546 (100K)
1806 (100K)
1906 (100K)
1944 (100K)
2008 (100K)
(all k's) (available)    
 
500 22 (300K)
24 (300K)
52 (300K)
64 (300K)
65 (300K)
92 (300K)
116 (300K)
151 (300K)
160 (300K)
164 (300K)
(all k's) (available)    
sieve-sierp-base500-300K-500K.txt
501 none proven  
502 89 k's remaining at n=100K.

See k's at Sierpinski Base 502 remain.
(all k's) (available)    
 
503 none proven  
504 79 (250K)
94 (250K)
116 (250K)
(all k's) (available)    
 
505 none proven  
506 none proven  
507 292 (100K)
380 (100K)
702 (100K)
984 (100K)
(all k's) (available)    
 
509 none proven  
510 57 (200K)
195 (200K)
(all k's) (available)    
 
512 5 (1M)
5 (available)    
sieve-sierp-base512-1M-3M.txt
513 446 k's remaining at n=25K.

See k's at Sierpinski Base 513 remain.
(all k's) (available)    
 
514 96 (500K)
99 (500K)
211 (500K)
271 (500K)
289 (500K)
309 (500K)
321 (500K)
381 (500K)
(all k's) (available)    
 
515 none proven  
516 122 (200K)
122 (available)    
sieve-sierp-base516-200K-1M.txt
517 none proven  
518 68 (100K)
83 (100K)
107 (100K)
128 (100K)
167 (100K)
(all k's) (available)    
 
519 none proven  
520 369 (700K)
369 (available)    
sieve-sierp-base520-700K-1M.txt
521 none proven  
522 782 k's remaining at n=25K.

See k's at Sierpinski Base 522 remain.
(all k's) (available)    
 
523 45 k's remaining at n=100K.

See k's at Sierpinski Base 523 remain.
(all k's) (available)    
 
524 none proven  
526 none proven  
527 none proven  
528 none proven  
529 244 (100K)
376 (100K)
394 (100K)
426 (100K)
454 (100K)
544 (100K)
634 (100K)
810 (100K)
906 (100K)
936 (100K)
(all k's) (available)    
 
530 14 (200K)
52 (200K)
(all k's) (available)    
 
531 none proven  
532 none proven  
533 38 (200K)
64 (200K)
(all k's) (available)    
 
534 104 (200K)
104 (available)    
sieve-sierp-base534-200K-1M.txt
536 13 (100K)
71 (100K)
75 (100K)
81 (100K)
(all k's) (available)    
 
538 none proven  
539 none proven  
540 2632 k's remaining at n=10K.

See k's at Sierpinski Base 540 remain.
(all k's) (available)    
 
542 2 (200K)
13 (200K)
(all k's) (available)    
 
543 96 k's remaining at n=100K.

See k's at Sierpinski Base 543 remain.
(all k's) (available)    
 
544 none proven  
545 none proven  
548 none proven  
549 none proven  
550 94 (400K)
94 (available)    
sieve-sierp-base550-400K-1M.txt
551 none proven  
552 none proven  
553 94 (100K)
172 (100K)
688 (100K)
1602 (100K)
(all k's) (available)    
 
554 none proven  
555 132 k's remaining at n=100K.

See k's at Sierpinski Base 555 remain.
(all k's) (available)    
 
557 none proven  
558 8 (100K)
118 (100K)
183 (100K)
198 (100K)
(all k's) (available)    
 
559 none proven  
560 none proven  
562 none proven  
563 none proven  
564 68 (500K)
79 (500K)
(all k's) (available)    
 
565 360 (100K)
1146 (100K)
1942 (100K)
2416 (100K)
3684 (100K)
4192 (100K)
5376 (100K)
5872 (100K)
6462 (100K)
6510 (100K)
6844 (100K)
7132 (100K)
7266 (100K)
7570 (100K)
7642 (100K)
8040 (100K)
(all k's) (available)    
 
566 none proven  
567 none proven  
568 86 k's remaining at n=100K.

See k's at Sierpinski Base 568 remain.
(all k's) (available)    
 
569 none proven  
571 none proven  
572 8 (100K)
19 (100K)
29 (100K)
32 (100K)
57 (100K)
80 (100K)
109 (100K)
121 (100K)
166 (100K)
(all k's) (available)    
 
573 106 (100K)
132 (100K)
202 (100K)
(all k's) BOINC 300K 2018/09/12
sieve-sierp-base573-100K-300K.txt
574 16 (200K)
16 (available)    
sieve-sierp-base574-200K-1M.txt
576 155 k's remaining at n>=100K.

See k's at Sierpinski Base 576 remain.
(34 k's searched to n=150K) rajula 200K 2018/06/15
(other k's) (available)    
k=656, 1851, 2351, 2586, 3526, 3846, 4606, 5316, 5386, 7276, 7746, 8091, 8161, 9701, 9721, 10026, 10156, 10531, 11346, 12991, 13716, 15921, 17876, 18006, 18911, 19031, 20731, 21526, 22356, 23981, 29091, 29566, and 29601 testing are the same as base 24 for the same k-value.
k=26376 testing is the same as base 24 k=1099.
577 132 (100K)
274 (100K)
288 (100K)
424 (100K)
426 (100K)
492 (100K)
(all k's) (available)    
 
578 17 (100K)
31 (100K)
38 (100K)
64 (100K)
(all k's) (available)    
 
579 6 (200K)
6 (available)    
sieve-sierp-base579-200K-1M.txt
580 none proven  
581 none proven  
582 32 (200K)
32 (available)    
sieve-sierp-base582-200K-1M.txt
583 306 (100K)
528 (100K)
706 (100K)
808 (100K)
894 (100K)
1096 (100K)
1270 (100K)
1680 (100K)
1762 (100K)
1914 (100K)
2022 (100K)
2196 (100K)
2448 (100K)
2556 (100K)
2614 (100K)
(all k's) (available)    
 
584 none proven  
587 none proven  
588 none proven  
589 none proven  
590 19 (100K)
26 (100K)
40 (100K)
64 (100K)
104 (100K)
118 (100K)
145 (100K)
148 (100K)
157 (100K)
178 (100K)
179 (100K)
194 (100K)
(all k's) (available)    
 
591 33 k's remaining at n=100K.

See k's at Sierpinski Base 591 remain.
(all k's) (available)    
 
592 247 k's remaining at n=100K.

See k's at Sierpinski Base 592 remain.
(all k's) (available)    
 
593 4 (300K)
8 (300K)
(all k's) (available)    
 
594 none proven  
596 8 (100K)
71 (100K)
121 (100K)
136 (100K)
151 (100K)
(all k's) (available)    
 
597 none proven  
598 93 k's remaining at n=100K.

See k's at Sierpinski Base 598 remain.
(all k's) (available)    
 
599 none proven  
601 none proven  
602 16 (100K)
34 (100K)
43 (100K)
49 (100K)
64 (100K)
(all k's) (available)    
 
603 122 (100K)
1072 (100K)
1286 (100K)
1358 (100K)
1962 (100K)
(all k's) (available)    
 
604 none proven  
605 70 (200K)
70 (available)    
sieve-sierp-base605-200K-1M.txt
606 171 k's remaining at n=100K.

See k's at Sierpinski Base 606 remain.
(all k's) (available)    
 
608 none proven  
609 none proven  
610 none proven  
611 none proven  
613 328 (100K)
502 (100K)
778 (100K)
1294 (100K)
1438 (100K)
1504 (100K)
(all k's) (available)    
 
614 none proven  
615 none proven  
616 50 k's remaining at n=100K.

See k's at Sierpinski Base 616 remain.
(all k's) (available)    
 
617 44 (100K)
124 (100K)
136 (100K)
158 (100K)
242 (100K)
424 (100K)
484 (100K)
488 (100K)
(all k's) (available)    
 
618 49 k's remaining at n=200K.

See k's at Sierpinski Base 618 remain.
(all k's) (available)    
 
619 none proven  
620 12 (200K)
13 (200K)
(all k's) (available)    
 
621 36 k's remaining at n=100K.

See k's at Sierpinski Base 621 remain.
(all k's) (available)    
 
622 none proven  
623 none proven  
625 28 k's remaining at n>=100K.

See k's and test limits at Sierpinski Base 625 remain.
6436 * 1.25M 2018/08/02
7528 * 1.25M 2018/08/02
10918 * 1.25M 2018/08/02
(other k's) (available)    
* Some k's are being worked on by PrimeGrid's Sierpinski/Riesel Base 5 project.

k=222, 12864, 13548, and 15588 testing are the same as base 25 for the same k-value.
626 none proven  
627 84 k's remaining at n=100K.

See k's at Sierpinski Base 627 remain.
(all k's) (available)    
 
628 16 (100K)
295 (100K)
334 (100K)
426 (100K)
460 (100K)
579 (100K)
889 (100K)
984 (100K)
(all k's) (available)    
 
629 none proven  
632 none proven  
633 58 k's remaining at n=100K.

See k's at Sierpinski Base 633 remain.
(all k's) (available)    
 
634 27 (100K)
75 (100K)
106 (100K)
(all k's) BOINC 300K 2018/09/12
sieve-sierp-base634-100K-300K.txt
635 none proven  
636 none proven  
637 none proven  
638 32 (400K)
32 (available)    
sieve-sierp-base638-400K-1M.txt
639 146 (100K)
334 (100K)
514 (100K)
586 (100K)
796 (100K)
1006 (100K)
1174 (100K)
1566 (100K)
1646 (100K)
(all k's) (available)    
 
640 39 k's remaining at n=100K.

See k's at Sierpinski Base 640 remain.
(all k's) (available)    
 
641 none proven  
642 206 k's remaining at n=100K.

See k's at Sierpinski Base 642 remain.
(all k's) (available)    
 
643 none proven  
644 none proven  
645 none proven  
646 133 k's remaining at n=100K.

See k's at Sierpinski Base 646 remain.
(all k's) (available)    
 
647 2 (100K)
74 (100K)
76 (100K)
100 (100K)
(all k's) (available)    
 
648 56 (300K)
89 (300K)
117 (300K)
166 (300K)
199 (300K)
218 (300K)
(all k's) (available)    
 
649 64 (200K)
64 (available)    
sieve-sierp-base649-200K-1M.txt
650 none proven  
653 44 (100K)
56 (100K)
68 (100K)
94 (100K)
108 (100K)
(all k's) (available)    
 
654 29 (100K)
101 (100K)
144 (100K)
219 (100K)
251 (100K)
(all k's) (available)    
 
655 32 k's remaining at n=100K.

See k's at Sierpinski Base 655 remain.
(all k's) (available)    
 
656 13 (100K)
26 (100K)
37 (100K)
47 (100K)
52 (100K)
80 (100K)
85 (100K)
(all k's) (available)    
 
657 none proven  
658 112 k's remaining at n=100K.

See k's at Sierpinski Base 658 remain.
(all k's) (available)    
 
659 none proven  
660 564 k's remaining at n=25K.

See k's at Sierpinski Base 660 remain.
(all k's) (available)    
 
662 none proven  
663 44 k's remaining at n=100K.

See k's at Sierpinski Base 663 remain.
(all k's) (available)    
 
664 none proven  
665 none proven  
666 none proven  
667 117 k's remaining at n=100K.

See k's at Sierpinski Base 667 remain.
(all k's) (available)    
 
668 none proven  
669 none proven  
670 none proven  
671 none proven  
672 36 (100K)
168 (100K)
829 (100K)
1076 (100K)
1141 (100K)
1273 (100K)
1453 (100K)
1804 (100K)
2018 (100K)
2263 (100K)
2279 (100K)
2458 (100K)
2818 (100K)
3267 (100K)
3364 (100K)
(all k's) (available)    
 
674 none proven  
676 607 (400K)
607 (available)    
sieve-sierp-base676-400K-1M.txt
677 none proven  
678 106 (500K)
106 (available)    
sieve-sierp-base678-500K-1M.txt
679 none proven  
680 43 (100K)
53 (100K)
127 (100K)
131 (100K)
199 (100K)
(all k's) (available)    
 
681 none proven  
682 43 k's remaining at n=100K.

See k's at Sierpinski Base 682 remain.
(all k's) (available)    
 
683 none proven  
684 34 (200K)
41 (200K)
(all k's) (available)    
 
686 116 (300K)
116 (available)    
 
687 32 k's remaining at n=100K.

See k's at Sierpinski Base 687 remain.
(all k's) (available)    
 
688 54 (500K)
103 (500K)
(all k's) (available)    
 
689 none proven  
692 none proven  
693 324 (100K)
2122 (100K)
2276 (100K)
3124 (100K)
4184 (100K)
4736 (100K)
4746 (100K)
4892 (100K)
5468 (100K)
5558 (100K)
5844 (100K)
5976 (100K)
6252 (100K)
6316 (100K)
6354 (100K)
(all k's) (available)    
 
694 411 (100K)
511 (100K)
651 (100K)
655 (100K)
696 (100K)
831 (100K)
1009 (100K)
1026 (100K)
(all k's) (available)    
 
695 none proven  
696 none proven  
697 58 k's remaining at n=100K.

See k's at Sierpinski Base 697 remain.
(all k's) (available)    
 
698 8 (100K)
23 (100K)
34 (100K)
91 (100K)
106 (100K)
124 (100K)
140 (100K)
143 (100K)
158 (100K)
205 (100K)
(all k's) (available)    
 
699 none proven  
701 none proven  
702 39 (200K)
39 (available)    
sieve-sierp-base702-200K-1M.txt
703 340 (100K)
354 (100K)
474 (100K)
(all k's) BOINC 300K 2018/09/18
sieve-sierp-base703-100K-300K.txt
704 none proven  
706 none proven  
707 40 (200K)
40 (available)    
sieve-sierp-base707-200K-1M.txt
708 190 k's remaining at n=100K.

See k's at Sierpinski Base 708 remain.
(all k's) (available)    
 
709 none proven  
710 8 (100K)
16 (100K)
47 (100K)
52 (100K)
(all k's) (available)    
 
711 201 k's remaining at n=100K.

See k's at Sierpinski Base 711 remain.
(all k's) (available)    
 
712 22 (100K)
30 (100K)
94 (100K)
123 (100K)
211 (100K)
237 (100K)
298 (100K)
300 (100K)
346 (100K)
367 (100K)
369 (100K)
493 (100K)
(all k's) (available)    
 
713 none proven  
714 none proven  
716 106 (100K)
121 (100K)
166 (100K)
(all k's) (available)    
sieve-sierp-base716-100K-300K.txt
718 3 (100K)
69 (100K)
108 (100K)
153 (100K)
222 (100K)
(all k's) (available)    
 
719 none proven  
720 13 (200K)
13 (available)    
sieve-sierp-base720-200K-1M.txt
722 none proven  
723 14 (100K)
278 (100K)
544 (100K)
564 (100K)
712 (100K)
1028 (100K)
1058 (100K)
1308 (100K)
1312 (100K)
1392 (100K)
1396 (100K)
1412 (100K)
1704 (100K)
1888 (100K)
1902 (100K)
1906 (100K)
2076 (100K)
2124 (100K)
2134 (100K)
2296 (100K)
2352 (100K)
(all k's) (available)    
 
724 9 (200K)
9 (available)    
sieve-sierp-base724-200K-1M.txt
725 none proven  
727 none proven  
729 none proven  
730 84 (100K)
85 (100K)
154 (100K)
(all k's) (available)    
sieve-sierp-base730-100K-300K.txt
731 none proven  
732 1875 k's remaining at n=10K.

See k's at Sierpinski Base 732 remain.
(all k's) (available)    
 
733 77 k's remaining at n=100K.

See k's at Sierpinski Base 733 remain.
(all k's) (available)    
 
734 none proven  
735 721 k's remaining at n=25K.

See k's at Sierpinski Base 735 remain.
(all k's) (available)    
 
736 12 (200K)
12 (available)    
sieve-sierp-base736-200K-1M.txt
737 none proven  
738 129 k's remaining at n=100K.

See k's at Sierpinski Base 738 remain.
(all k's) (available)    
 
739 none proven  
740 13 (200K)
13 (available)    
sieve-sierp-base740-200K-1M.txt
741 none proven  
742 52 k's remaining at n=100K.

See k's at Sierpinski Base 742 remain.
(all k's) (available)    
 
743 10 (200K)
10 (available)    
sieve-sierp-base743-200K-1M.txt
744 10 (100K)
21 (100K)
83 (100K)
89 (100K)
101 (100K)
103 (100K)
186 (100K)
199 (100K)
201 (100K)
269 (100K)
271 (100K)
289 (100K)
290 (100K)
(all k's) (available)    
 
746 8 (100K)
61 (100K)
67 (100K)
80 (100K)
(all k's) (available)    
 
747 none proven  
748 none proven  
749 none proven  
751 119 k's remaining at n=100K.

See k's at Sierpinski Base 751 remain.
(all k's) (available)    
 
752 none proven  
753 12 (200K)
96 (200K)
(all k's) (available)    
 
754 99 (100K)
159 (100K)
199 (100K)
(all k's) (available)    
sieve-sierp-base754-100K-300K.txt
755 none proven  
757 120 k's remaining at n=100K.

See k's at Sierpinski Base 757 remain.
(all k's) (available)    
 
758 8 (500K)
8 (available)    
sieve-sierp-base758-500K-1M.txt
759 none proven  
761 16 (100K)
32 (100K)
92 (100K)
118 (100K)
(all k's) (available)    
 
762 27 (100K)
34 (100K)
57 (100K)
141 (100K)
203 (100K)
216 (100K)
222 (100K)
(all k's) (available)    
 
764 none proven  
766 58 (200K)
222 (200K)
(all k's) (available)    
 
767 4 (100K)
16 (100K)
46 (100K)
52 (100K)
(all k's) (available)    
 
768 1150 k's remaining at n=10K.

See k's at Sierpinski Base 768 remain.
(all k's) (available)    
 
769 none proven  
770 8 (300K)
11 (300K)
(all k's) (available)    
 
771 202 k's remaining at n=100K.

See k's at Sierpinski Base 771 remain.
(all k's) (available)    
 
772 342 k's remaining at n=100K.

See k's at Sierpinski Base 772 remain.
(all k's) (available)    
 
773 2 (200K)
8 (200K)
10 (200K)
16 (200K)
32 (200K)
(all k's) (available)    
 
774 6 (200K)
19 (200K)
(all k's) (available)    
 
776 none proven  
778 163 (200K)
163 (available)    
sieve-sierp-base778-200K-1M.txt
779 none proven  
780 43 (200K)
43 (available)    
sieve-sierp-base780-200K-1M.txt
781 370 (200K)
370 (available)    
sieve-sierp-base781-200K-1M.txt
782 none proven  
783 none proven  
784 151 (368.2K)
151 (available)    
sieve-sierp-base784-368.2K-1M.txt
785 8 (400K)
8 (available)    
sieve-sierp-base785-400K-1M.txt
787 37 k's remaining at n=100K.

See k's at Sierpinski Base 787 remain.
(all k's) (available)    
 
788 14 (100K)
16 (100K)
38 (100K)
(all k's) (available)    
sieve-sierp-base788-100K-300K.txt
789 4 (100K)
80 (100K)
96 (100K)
148 (100K)
(all k's) (available)    
 
790 127 (300K)
160 (300K)
(all k's) (available)    
 
791 none proven  
792 12 (100K)
77 (100K)
142 (100K)
182 (100K)
233 (100K)
(all k's) (available)    
 
794 none proven  
795 32 k's remaining at n=100K.

See k's at Sierpinski Base 795 remain.
(all k's) (available)    
 
797 none proven  
798 33 (200K)
33 (available)    
sieve-sierp-base798-200K-1M.txt
800 61 (250K)
82 (250K)
(all k's) (available)    
 
802 none proven  
803 4 (488K)
4 (available)    
sieve-sierp-base803-488K-1M.txt
804 none proven  
805 none proven  
806 140 (400K)
140 (available)    
sieve-sierp-base806-400K-1M.txt
807 508 k's remaining at n=25K.

See k's at Sierpinski Base 807 remain.
(all k's) (available)    
 
808 267 k's remaining at n=100K.

See k's at Sierpinski Base 808 remain.
(all k's) (available)    
 
809 none proven  
810 165 k's remaining at n=100K.

See k's at Sierpinski Base 810 remain.
(all k's) (available)    
 
811 252 (100K)
450 (100K)
510 (100K)
538 (100K)
(all k's) (available)    
 
812 none proven  
813 none proven  
814 94 (100K)
162 (100K)
196 (100K)
261 (100K)
276 (100K)
294 (100K)
376 (100K)
391 (100K)
456 (100K)
559 (100K)
612 (100K)
(all k's) (available)    
 
815 none proven  
816 153 (200K)
153 (available)    
sieve-sierp-base816-200K-1M.txt
818 none proven  
819 none proven  
820 339 (100K)
1453 (100K)
2665 (100K)
5292 (100K)
5623 (100K)
6955 (100K)
7054 (100K)
9397 (100K)
12355 (100K)
12475 (100K)
16723 (100K)
17665 (100K)
17889 (100K)
21283 (100K)
22696 (100K)
25062 (100K)
25314 (100K)
25827 (100K)
26380 (100K)
27120 (100K)
29113 (100K)
(all k's) (available)    
 
821 80 (500K)
80 (available)    
sieve-sierp-base821-500K-1M.txt
823 69 k's remaining at n=100K.

See k's at Sierpinski Base 823 remain.
(all k's) (available)    
 
824 none proven  
825 58 (300K)
64 (300K)
(all k's) (available)    
 
827 none proven  
828 8 (500K)
8 (available)    
sieve-sierp-base828-500K-1M.txt
829 none proven  
830 30 (100K)
37 (100K)
47 (100K)
55 (100K)
89 (100K)
94 (100K)
103 (100K)
139 (100K)
145 (100K)
160 (100K)
173 (100K)
208 (100K)
257 (100K)
(all k's) (available)    
 
832 36 (200K)
67 (200K)
(all k's) (available)    
 
833 32 (200K)
106 (200K)
(all k's) (available)    
 
834 89 (400K)
89 (available)    
sieve-sierp-base834-400K-1M.txt
835 94 (250K)
276 (250K)
(all k's) MisterBitcoin 300K 2018/09/10
sieve-sierp-base835-100K-300K.txt
836 2 (200K)
2 (available)    
sieve-sierp-base836-200K-1M.txt
837 334 (100K)
402 (100K)
404 (100K)
696 (100K)
872 (100K)
908 (100K)
(all k's) (available)    
 
839 none proven  
840 54 k's remaining at n=100K.

See k's at Sierpinski Base 840 remain.
(all k's) (available)    
 
841 700 (100K)
1278 (100K)
1590 (100K)
4008 (100K)
6322 (100K)
6900 (100K)
8722 (100K)
9292 (100K)
10518 (100K)
12310 (100K)
13840 (100K)
14362 (100K)
15690 (100K)
16788 (100K)
16950 (100K)
17262 (100K)
18022 (100K)
18400 (100K)
19140 (100K)
19786 (100K)
(all k's) (available)    
 
842 13 (400K)
19 (400K)
31 (400K)
(all k's) (available)    
 
843 250 k's remaining at n=100K.

See k's at Sierpinski Base 843 remain.
(all k's) (available)    
 
844 none proven  
845 none proven  
846 none proven  
847 557 k's remaining at n=25K.

See k's at Sierpinski Base 847 remain.
(all k's) (available)    
 
848 4 (100K)
17 (100K)
46 (100K)
106 (100K)
121 (100K)
196 (100K)
217 (100K)
220 (100K)
231 (100K)
233 (100K)
283 (100K)
(all k's) (available)    
 
849 none proven  
850 252 (200K)
252 (available)    
sieve-sierp-base850-200K-1M.txt
851 none proven  
852 627 k's remaining at n=25K.

See k's at Sierpinski Base 852 remain.
(all k's) (available)    
 
853 106 (200K)
106 (available)    
sieve-sierp-base853-200K-1M.txt
854 none proven  
856 103 k's remaining at n=100K.

See k's at Sierpinski Base 856 remain.
(all k's) (available)    
 
857 none proven  
858 567 k's remaining at n=25K.

See k's at Sierpinski Base 858 remain.
(all k's) (available)    
 
859 136 (300K)
250 (300K)
(all k's) (available)    
 
860 none proven  
862 38 k's remaining at n=100K.

See k's at Sierpinski Base 862 remain.
(all k's) (available)    
 
863 none proven  
864 74 (500K)
74 (available)    
sieve-sierp-base864-500K-1M.txt
866 8 (400K)
8 (available)    
sieve-sierp-base866-400K-1M.txt
867 none proven  
868 none proven  
869 none proven  
870 none proven  
871 582 (100K)
618 (100K)
696 (100K)
2110 (100K)
2280 (100K)
3702 (100K)
4468 (100K)
6648 (100K)
6898 (100K)
7302 (100K)
9702 (100K)
10336 (100K)
10356 (100K)
11526 (100K)
13332 (100K)
14496 (100K)
17616 (100K)
18946 (100K)
19222 (100K)
20248 (100K)
20806 (100K)
21238 (100K)
(all k's) (available)    
 
872 19 (100K)
46 (100K)
68 (100K)
94 (100K)
(all k's) (available)    
sieve-sierp-base872-100K-400K.txt
873 116 (400K)
150 (400K)
206 (400K)
(all k's) (available)    
 
874 none proven  
875 4 (1M)
4 (available)    
 
877 438 (100K)
696 (100K)
748 (100K)
1018 (100K)
1146 (100K)
1272 (100K)
1348 (100K)
1434 (100K)
1602 (100K)
1606 (100K)
1776 (100K)
1942 (100K)
(all k's) (available)    
 
878 2 (150K)
11 (150K)
13 (150K)
17 (150K)
(all k's) (available)    
sieve-sierp-base878-150K-400K.txt
879 none proven  
880 79 k's remaining at n=100K.

See k's at Sierpinski Base 880 remain.
(all k's) (available)    
 
881 none proven  
882 46 k's remaining at n=100K.

See k's at Sierpinski Base 882 remain.
(all k's) (available)    
 
883 66 (200K)
154 (200K)
(all k's) (available)    
 
884 none proven  
887 16 (200K)
34 (200K)
(all k's) (available)    
 
888 none proven  
889 none proven  
890 none proven  
892 46 (100K)
51 (100K)
93 (100K)
118 (100K)
151 (100K)
(all k's) (available)    
 
893 none proven  
894 6 (100K)
29 (100K)
74 (100K)
109 (100K)
144 (100K)
178 (100K)
181 (100K)
184 (100K)
204 (100K)
214 (100K)
271 (100K)
354 (100K)
(all k's) (available)    
 
896 none proven  
897 448 (100K)
798 (100K)
1246 (100K)
1296 (100K)
1968 (100K)
2444 (100K)
3386 (100K)
3568 (100K)
3692 (100K)
3962 (100K)
4858 (100K)
4938 (100K)
5002 (100K)
5084 (100K)
5202 (100K)
5762 (100K)
5810 (100K)
5882 (100K)
7428 (100K)
(all k's) (available)    
 
898 none proven  
899 none proven  
900 none proven  
901 none proven  
902 none proven  
903 none proven  
904 30 (100K)
49 (100K)
99 (100K)
121 (100K)
136 (100K)
211 (100K)
289 (100K)
294 (100K)
(all k's) (available)    
 
905 62 (100K)
68 (100K)
88 (100K)
(all k's) (available)    
sieve-sierp-base905-100K-400K.txt
908 2 (100K)
8 (100K)
32 (100K)
34 (100K)
36 (100K)
49 (100K)
76 (100K)
79 (100K)
94 (100K)
(all k's) (available)    
 
909 none proven  
911 8 (100K)
18 (100K)
50 (100K)
158 (100K)
172 (100K)
(all k's) (available)    
sieve-sierp-base911-100K-400K.txt
912 3 (100K)
32 (100K)
34 (100K)
67 (100K)
82 (100K)
98 (100K)
122 (100K)
138 (100K)
166 (100K)
197 (100K)
234 (100K)
248 (100K)
298 (100K)
318 (100K)
(all k's) (available)    
 
914 2 (400K)
2 (available)    
sieve-sierp-base914-400K-1M.txt
916 none proven  
917 2 (400K)
2 (available)    
sieve-sierp-base917-400K-1M.txt
918 156 k's remaining at n=100K.

See k's at Sierpinski Base 918 remain.
(all k's) (available)    
 
919 none proven  
920 13 (300K)
14 (300K)
43 (300K)
64 (300K)
82 (300K)
(all k's) (available)    
 
922 30 (100K)
138 (100K)
214 (100K)
(all k's) (available)    
sieve-sierp-base922-100K-400K.txt
923 none proven  
924 none proven  
926 13 (100K)
17 (100K)
65 (100K)
103 (100K)
118 (100K)
137 (100K)
(all k's) (available)    
sieve-sierp-base926-100K-400K.txt
927 454 k's remaining at n=25K.

See k's at Sierpinski Base 927 remain.
(all k's) (available)    
 
928 529 k's remaining at n=25K.

See k's at Sierpinski Base 928 remain.
(all k's) (available)    
 
929 none proven  
930 8 (200K)
8 (available)    
sieve-sierp-base930-200K-1M.txt
931 26 k's remaining at n=100K.

See k's at Sierpinski Base 931 remain.
(all k's) (available)    
 
932 19 (100K)
23 (100K)
28 (100K)
77 (100K)
98 (100K)
122 (100K)
169 (100K)
212 (100K)
218 (100K)
224 (100K)
238 (100K)
241 (100K)
263 (100K)
(all k's) (available)    
 
934 none proven  
935 10 (200K)
10 (available)    
sieve-sierp-base935-200K-1M.txt
936 92 k's remaining at n=100K.

See k's at Sierpinski Base 936 remain.
(all k's) (available)    
 
937 none proven  
938 29 (100K)
31 (100K)
71 (100K)
91 (100K)
94 (100K)
124 (100K)
139 (100K)
151 (100K)
173 (100K)
181 (100K)
182 (100K)
199 (100K)
216 (100K)
227 (100K)
278 (100K)
286 (100K)
298 (100K)
304 (100K)
(all k's) (available)    
 
939 none proven  
940 45 k's remaining at n=100K.

See k's at Sierpinski Base 940 remain.
(all k's) (available)    
 
941 none proven  
942 40 (100K)
137 (100K)
139 (100K)
(all k's) (available)    
sieve-sierp-base942-100K-400K.txt
943 53 k's remaining at n=100K.

See k's at Sierpinski Base 943 remain.
(all k's) (available)    
 
944 none proven  
945 186 (100K)
296 (100K)
320 (100K)
(all k's) (available)    
sieve-sierp-base945-100K-400K.txt
947 2 (400K)
34 (400K)
68 (400K)
(all k's) (available)    
 
948 none proven  
949 none proven  
950 32 (100K)
34 (100K)
52 (100K)
53 (100K)
100 (100K)
(all k's) (available)    
sieve-sierp-base950-100K-400K.txt
951 none proven  
952 66 (100K)
147 (100K)
322 (100K)
583 (100K)
603 (100K)
712 (100K)
718 (100K)
790 (100K)
1401 (100K)
1492 (100K)
1617 (100K)
2329 (100K)
2703 (100K)
2779 (100K)
3676 (100K)
4006 (100K)
4092 (100K)
4170 (100K)
4354 (100K)
4363 (100K)
4444 (100K)
4552 (100K)
4794 (100K)
5167 (100K)
5412 (100K)
(all k's) (available)    
 
953 8 (200K)
8 (available)    
sieve-sierp-base953-200K-1M.txt
954 34 (100K)
119 (100K)
126 (100K)
174 (100K)
181 (100K)
184 (100K)
229 (100K)
261 (100K)
269 (100K)
304 (100K)
306 (100K)
324 (100K)
327 (100K)
336 (100K)
341 (100K)
376 (100K)
(all k's) (available)    
 
955 2322 k's remaining at n=75K.

See k's at Sierpinski Base 955 remain.
(all k's) (available)    
 
956 none proven  
957 143 k's remaining at n=100K.

See k's at Sierpinski Base 957 remain.
(all k's) (available)    
 
958 13 (100K)
48 (100K)
363 (100K)
(all k's) (available)    
sieve-sierp-base958-100K-400K.txt
959 none proven  
961 630 (100K)
688 (100K)
766 (100K)
778 (100K)
846 (100K)
886 (100K)
892 (100K)
(all k's) (available)    
 
962 17 (100K)
47 (100K)
62 (100K)
68 (100K)
77 (100K)
94 (100K)
(all k's) (available)    
sieve-sierp-base962-100K-400K.txt
964 34 (100K)
51 (100K)
99 (100K)
126 (100K)
184 (100K)
241 (100K)
270 (100K)
451 (100K)
481 (100K)
486 (100K)
516 (100K)
546 (100K)
556 (100K)
564 (100K)
579 (100K)
694 (100K)
(all k's) (available)    
 
965 none proven  
967 none proven  
968 11 (250K)
11 (available)    
sieve-sierp-base968-250K-1M.txt
969 none proven  
971 342 k's remaining at n=100K.

See k's at Sierpinski Base 971 remain.
(all k's) (available)    
 
972 41 (100K)
64 (100K)
100 (100K)
120 (100K)
138 (100K)
162 (100K)
167 (100K)
176 (100K)
182 (100K)
183 (100K)
(all k's) (available)    
 
973 27 k's remaining at n=100K.

See k's at Sierpinski Base 973 remain.
(all k's) (available)    
 
974 none proven  
977 10 (100K)
34 (100K)
38 (100K)
62 (100K)
68 (100K)
76 (100K)
110 (100K)
116 (100K)
122 (100K)
(all k's) (available)    
 
978 12 (100K)
21 (100K)
43 (100K)
144 (100K)
(all k's) (available)    
sieve-sierp-base978-100K-400K.txt
979 none proven  
980 25 (100K)
44 (100K)
94 (100K)
(all k's) BOINC 400K 2018/08/30
sieve-sierp-base980-100K-400K.txt
982 816 k's remaining at n=25K.

See k's at Sierpinski Base 982 remain.
(all k's) (available)    
 
983 8 (200K)
8 (available)    
sieve-sierp-base983-200K-1M.txt
984 19 (100K)
81 (100K)
101 (100K)
129 (100K)
160 (100K)
194 (100K)
(all k's) (available)    
sieve-sierp-base984-100K-400K.txt
985 88 (100K)
526 (100K)
666 (100K)
766 (100K)
(all k's) (available)    
sieve-sierp-base985-100K-400K.txt
986 none proven  
987 none proven  
988 24 (100K)
343 (100K)
714 (100K)
732 (100K)
859 (100K)
898 (100K)
1261 (100K)
1542 (100K)
(all k's) (available)    
 
989 none proven  
991 402 (100K)
1260 (100K)
2016 (100K)
2196 (100K)
2662 (100K)
2688 (100K)
2778 (100K)
3832 (100K)
4602 (100K)
4612 (100K)
4620 (100K)
(all k's) (available)    
 
992 45 k's remaining at n=100K.

See k's at Sierpinski Base 992 remain.
(all k's) (available)    
 
993 6 (469K)
8 (469K)
(all k's) rajula 500K 2018/06/15
 
994 30 (100K)
81 (100K)
201 (100K)
211 (100K)
261 (100K)
271 (100K)
354 (100K)
(all k's) (available)    
 
995 none proven  
996 49 k's remaining at n=100K.

See k's at Sierpinski Base 996 remain.
(all k's) (available)    
 
997 238 k's remaining at n=100K.

See k's at Sierpinski Base 997 remain.
(all k's) (available)    
 
998 12 (200K)
12 (available)    
sieve-sierp-base998-200K-1M.txt
999 63 k's remaining at n=100K.

See k's at Sierpinski Base 999 remain.
(all k's) (available)    
 
1000 none proven  
1001 none proven  
1002 152 (100K)
492 (100K)
613 (100K)
707 (100K)
917 (100K)
(all k's) (available)    
sieve-sierp-base1002-100K-400K.txt
1003 94 (100K)
346 (100K)
768 (100K)
784 (100K)
1042 (100K)
1140 (100K)
1816 (100K)
1858 (100K)
2406 (100K)
2656 (100K)
3034 (100K)
3100 (100K)
3216 (100K)
3334 (100K)
3552 (100K)
3724 (100K)
3736 (100K)
4062 (100K)
4098 (100K)
4170 (100K)
4284 (100K)
4420 (100K)
4612 (100K)
4632 (100K)
(all k's) (available)    
 
1004 2 (200K)
2 (available)    
sieve-sierp-base1004-200K-1M.txt
1005 225 k's remaining at n=100K.

See k's at Sierpinski Base 1005 remain.
(all k's) (available)    
 
1006 96 (500K)
151 (500K)
172 (500K)
303 (500K)
381 (500K)
(all k's) (available)    
 
1007 none proven  
1009 144 (200K)
144 (available)    
sieve-sierp-base1009-200K-1M.txt
1010 43 (100K)
68 (100K)
73 (100K)
75 (100K)
122 (100K)
125 (100K)
131 (100K)
138 (100K)
194 (100K)
215 (100K)
251 (100K)
269 (100K)
271 (100K)
283 (100K)
290 (100K)
313 (100K)
316 (100K)
(all k's) (available)    
 
1011 none proven  
1012 104 k's remaining at n=100K.

See k's at Sierpinski Base 1012 remain.
(all k's) (available)    
 
1013 none proven  
1014 none proven  
1016 none proven  
1017 52 (250K)
82 (250K)
88 (250K)
332 (250K)
432 (250K)
626 (250K)
706 (250K)
766 (250K)
818 (250K)
824 (250K)
882 (250K)
1018 (250K)
1156 (250K)
1272 (250K)
1468 (250K)
(all k's) (available)    
 
1018 2050 k's remaining at n=10K.

See k's at Sierpinski Base 1018 remain.
(all k's) (available)    
 
1019 none proven  
1021 636 (200K)
778 (200K)
820 (200K)
1702 (200K)
2050 (200K)
(all k's) (available)    
 
1022 none proven  
1023 2531 k's remaining at n=25K.

See k's at Sierpinski Base 1023 remain.
(all k's) (available)    
 
1024 none proven  
1025 none proven  
1026 none proven  
1027 222 k's remaining at n=200K.

See k's at Sierpinski Base 1027 remain.
(all k's) (available)    
 
1028 none proven  
1029 none proven  
1030 193 k's remaining at n=100K.

See k's at Sierpinski Base 1030 remain.
(all k's) (available)