Riesel primes of the form 103785•2n-1

Current data

k , b : 103785 , 2 Type : 3152805 Count : 71 Nash : 4606 Max n : 50,000 Date : 2020-08-17

1, 3, 4, 5, 11, 13, 14, 18, 25, 29, 40, 42, 58, 60, 62, 68, 78, 89, 142, 145, 152, 165, 179, 242, 272, 276, 333, 409, 421, 478, 510, 513, 603, 681, 701, 937, 1045, 1229, 1621, 1754, 2058, 2109, 2110, 2138, 2171, 2317, 2367, 2793, 3030, 3236, 4331, 4743, 6253, 6886, 6970, 10518, 11098, 11394, 11700, 11729, 14290, 14758, 14974, 17104, 23176, 25198, 29194, 30294, 38449, 39169, 498881

History

• 2020-08-17: Checked to n = 50000, Karsten Bonath
• 2014-04-11: Found n = 498881, Göran Schmidt, Twin Prime Search 480000