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Riesel primes of the form 890505•2n-1

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Current data

k , b : 890505 , 2
Type : 315
Count : 85
Nash : 5858
Max n : 132,000
Date : 2008-11-28
1[1], 2, 4, 6, 11[2], 18[3], 19, 23, 25, 32[4], 41, 45, 48, 68, 86, 90, 100, 115[5], 116, 125, 146, 166, 174[6], 184, 191, 232, 235, 249, 268, 273[7], 274, 311, 321, 417, 664, 725, 765, 770, 991, 1005, 1022, 1142, 1344, 1353, 1512, 1592, 1673, 1688, 1881, 1955, 2394, 2513, 2680, 3377, 3690, 3743, 3902, 4276, 4453, 4880, 4937, 6142, 6754, 6805, 6901, 8768, 9814, 12533, 12734, 12772, 14405, 18155, 20434, 35891, 38963, 41645, 43042, 43436, 52140, 56169, 56182, 62125, 68888, 69112, 109446

Notes

  1. S.G. n=1
  2. Twin n=11
  3. S.G. n=18
  4. Twin n=32
  5. S.G. n=115
  6. Twin n=174
  7. S.G. n=273

History