CRUS Statistics and Progress

Last update: Mon 26 Sep 2022 01:30 CDT

Script created by Vassilis Modes with updates by Mark Rodenkirch and Gary Barnes
Based on pages compiled by Gary Barnes

Status Summary by Remaining k
Riesel Sierpinski
Base
not 2x
Base
2x
All
Bases
% Base
not 2x
Base
2x
All
Bases
%
Proven 397 5 402 39.0 388 5 393 38.1
1k conjectures 103 1 104 10.1 107 3 110 10.7
2k conjectures 50 1 51 4.9 50 0 50 4.8
3k conjectures 28 0 28 2.7 39 1 40 3.9
4–10k conjectures 96 2 98 9.5 79 2 81 7.8
>10k conjectures 239 4 243 23.5 251 2 253 24.5
Partially tested 58 0 58 5.6 53 0 53 5.1
Just started 2 0 2 0.2 0 0 0 0.0
Not started 46 0 46 4.5 52 0 52 5.0
Total 1019 13 1032   1019 13 1032  


Status Summary by Conjectured k
Riesel Sierpinski
Not
Started
Just
Started
Partially
Tested
Tested, but
not Proven
Proven Total Not
Started
Just
Started
Partially
Tested
Tested, but
not Proven
Proven Total
ck<=10 0 0 0 2 151 153 0 0 0 12 148 160
10<ck<=100 0 0 0 72 188 260 0 0 0 79 167 246
100<ck<=1000 0 0 0 156 61 217 0 0 0 141 70 211
1000<ck<=1e4 0 0 0 92 2 94 0 0 0 105 7 112
1e4<ck<=1e5 0 0 0 123 0 123 0 0 0 122 1 123
1e5<ck<=1e6 0 0 12 62 0 74 0 0 10 61 0 71
1e6<ck<=1e7 0 0 36 14 0 50 0 0 35 11 0 46
1e7<ck<=1e8 19 2 7 0 0 28 20 0 6 2 0 28
1e8<ck<=1e9 10 0 0 2 0 12 15 0 0 0 0 15
ck>1e9 17 0 3 1 0 21 17 0 2 1 0 20


Test Limits by Remaining k
Riesel Test Limits Sierpinski Test Limits
To 10K To 25K To 50K To 100K To 200K To 300K To 500K To 1M To 10K To 25K To 50K To 100K To 200K To 300K To 500K To 1M
1k left 0 0 0 0 0 31 52 21 0 0 0 0 0 20 49 41
2k left 0 0 0 0 0 28 22 1 0 0 0 0 0 23 22 5
3k left 0 0 0 0 0 24 4 0 0 0 0 0 0 31 6 3
3<k<=10 0 0 0 0 0 85 10 3 0 0 0 0 0 67 10 4
10<k<=100 0 0 0 91 6 13 7 4 0 0 0 91 4 24 9 3
100<k<=1000 0 28 1 51 0 2 0 0 0 26 0 55 2 0 0 0
1000<k<=10000 21 11 0 3 0 0 0 0 23 10 2 1 0 0 0 0
>10000k left 1 3 0 1 0 0 0 0 0 3 0 0 0 0 0 0
Total 22 42 1 146 6 183 95 29 23 39 2 147 6 165 96 56


The largest group of consecutive proven Riesel conjectures is 5 from R182 to R186 and from R898 to R902.
The largest group of consecutive proven Sierpinski conjectures is 6 from S898 to S903.