Riesel primes of the form 20559•2n-1

Current data

k , b : 20559 , 2 Type : 3 Count : 51 Nash : 3167 Max n : 50,000 Date : 2020-08-12

1, 3, 12, 21, 25, 28, 33, 35, 37, 53, 87, 92, 100, 131, 132, 157, 197, 279, 303, 332, 500, 533, 617, 793, 868, 1119, 1131, 1268, 2573, 2896, 4412, 5248, 6395, 6581, 7132, 8480, 9927, 10673, 10805, 11548, 11785, 13055, 13340, 22780, 24813, 26860, 28275, 29393, 30293, 36027, 484107

History

• 2020-08-12: Checked to n = 50000, Karsten Bonath
• 2011-01-13: Found n = 484107, Chris Chatfield, Twin Prime Search 480000