Riesel primes found and testing ranges

Started: Dec. 10, 2007
Last update: Jan. 14, 2009

* - Ranges searched include ranges partially searched by others
     or confirmed primes previously found.

Compiled by Gary Barnes

Mostly new ranges searched:

k limt of n tested n's prime
5 1.58M*  
31 425K* 406105*, 421129*
37 1.45M*  
41 1.004M*  
43 1.325M*  
47 1M* 450470*, 540494, 695384, 695724
53 1M* 582078*
61 1M* 499175*, 762417, 971585*
63 1.002M* 610704
65 1M*  
139 800K* 451367
147 797K*
157 1M* 802321, 869073
243 1.15M* 387836*, 510491, 518736, 539016, 616662, 670891*, 744442*
301 1M*  
303 1M* 978724
309 990K* 780395, 795776, 805516, 954323
323 1M*  
2145 600K 213621*, 214257*, 214994*, 323459, 345415, 372766, 414996, 425089, 430852
16995 400K 241068*, 256435*, 277111*, 282003*, 331071, 364274
19437 400K 211357*, 331364, 364045
26565 400K 217001*, 264851*, 277766*, 289274*, 306088*, 393136
49335 400K 242161*, 259572
102765 400K 333354, 387776
3545685 400K 269737, 271428, 306784, 321639, 349477, 378703
111546435 400K* 209565*, 210761*, 257139*, 289259*, 311148*, 316679*, 328183*
115029915 400K* 269264*, 272429*, 288710*, 295052*, 334568*, 337129*
120023475 400K 254906, 334084, 359311, 381138, 389454
290499495 400K 224928, 257434, 270189, 318762, 319792, 394943
686701125 400K 225149, 238938, 323674, 325088, 355908, 366708
775784295 400K 206406, 222937, 227488, 234206, 245390, 274938, 319900, 334420, 340381, 341106
968911515 400K 207877, 213176, 214518, 226971, 244245, 274697, 297327, 320834
1019370495 400K 210362, 225325, 249834, 267809, 389163
3428677395 400K 203702, 272013, 317258, 357369

 

Prior double checking ranges searched:

k range of n tested n's prime
109 100K-350K 141227
203 100K-260K 105890, 115350, 235480, 248862
205 100K-250K 128019
213 100K-250K 120362, 171154
215 110K-250K 224036
217 100K-260K 148089, 205525
237 230K-260K  
249 150K-200K, 230K-260K 251036
257 130K-260K 133980, 194312
261 135K-150K, 155K-260K 185823
267 155K-160K, 180K-205K, 260K-300K 198536, 287537
273 100K-120K, 130K-150K, 155K-170K, 175K-180K 119743, 156155
279 100K-130K, 135K-145K, 155K-165K, 230K-260K 117820, 123253, 162705
289 90K-520K 90201, 501991, 509401
291 130K-165K 152942