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Riesel primes of the form 255•2n-1

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Current data

k , b : 255 , {{{Rb}}}
Count : 73
Nash : 3297
Max n : 2,000,000
Date : 2015-06-07
1[1], 2[2], 3[3], 4, 6, 11[4], 12, 24, 40[5], 41[6], 61, 75, 86, 95, 158, 207, 223, 242, 276, 338, 390, 488, 673, 804, 1084, 1332, 1467, 1588, 2894, 3650, 4367, 6001, 6372, 10162, 10235, 10660, 12988, 17470, 18323, 18673, 24137, 24335, 24797, 28573, 35636, 36275, 44015, 49167, 55106, 58106, 58202, 58476, 90852, 118030, 120342, 138101, 154397, 206716, 230830, 259537, 281366, 405467, 450144, 450762, 481837, 577903, 592080, 601910, 635715, 962590, 1037444, 1422283, 1763221
Remarks :
Thread at MersenneForum

[[Category:Riesel {{{Rb}}}|#.....00255]]

Notes

  1. ↑ Sophie Germain n=1
  2. ↑ Sophie Germain n=2, Twin n=2
  3. ↑ Sophie Germain n=3
  4. ↑ Sophie Germain n=11
  5. ↑ Sophie Germain n=40
  6. ↑ Twin n=41

History

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