Riesel list (k·2n-1 prime) for 1000001 < k < 100000000

k Reserved
Last editor
Last Update #n Nash weight max n/
range tested
k · 2n - 1 is prime for the following n's
1006469 A. Jones 2014-02-09 1 79
  • 1M
61356
1014007 A. Jones 2014-02-09 3 82
  • 1M
1001, 10169, 57305
1049917 A. Jones 2013-10-16 0 37
  • 1M
1066065
(249)
(35536)
A. Jones 2013-10-16 95 5941
  • 140k
1, 2, 3, 4, 6, 10, 18, 20, 28, 38, 43, 62, 88, 95, 131, 133, 137, 148, 163, 174, 185, 204, 209, 253, 297, 368, 403, 411, 465, 493, 573, 586, 636, 692, 719, 737, 888, 933, 1086, 1100, 1103, 1297, 1385, 1491, 1535, 1569, 1700, 1773, 1985, 2156, 2334, 2363, 2499, 2754, 2824, 2888, 2921, 3084, 4097, 4665, 5282, 5631, 5873, 6555, 7563, 7881, 9863, 10497, 10995, 11215, 11891, 13864, 17345, 17490, 18358, 19797, 26182, 28783, 30155, 31815, 32600, 34622, 36782, 44503, 44822, 48637, 49020, 49948, 57501, 71171, 80863, 86424, 92481, 104516, 137428
1183953 S. Kohlman 2007-09-03 1 1973
  • ?
(...) 2367907
1195203 M. Rodenkirch 2005-07-11 1 1838
  • ?
(...) 1195203
1268979 W. Siemelink 2007-01-25 1 3720
  • ?
(...) 1268979
1467763 Z. Mate, W. Siemelink, M. Rodenkirch 2007-06-07 1 1159
  • ?
(...) 1467763
7828821 A. Jones 2015-07-06 43 2893
  • 500k
9, 13, 50, 58, 62, 71, 109, 135, 209, 334, 422, 594, 637, 847, 1159, 1447, 1682, 1799, 1917, 2199, 4271, 5602, 5981, 8158, 9121, 9374, 9785, 15089, 15166, 17703, 19329, 31598, 32677, 41287, 71778, 92458, 109375, 129842, 132437, 178822, 205071, 278831, 337637
8508301 D. Bertolotti 2018-03-21 1 1501
  • ?
(...) 17016603
10453199 A. Jones 2011-12-06 0 28
  • 2.5M
10544249 A. Jones 2009-11-01 1 51
  • 1M
145672