Riesel primes of the form 18211•2n-1

Current data

k , b : 18211 , {{{Rb}}} Count : 20 Nash : 738 Max n : 350,000 Date : 2020-11-11

3, 9, 23, 63, 83, 135, 165, 315, 327, 507, 923, 1055, 8675, 13233, 23277, 29643, 73383, 94455, 322215, 327009

[[Category:Riesel {{{Rb}}}|#.....18211]][[Category:Riesel {{{Rb}}} Low-weight|#.....18211]]

History

• 2020-11-11: Checked to n = 350000, Karsten Bonath
• 2020-08-29: Checked to n = 50000, Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2006-11-06: Found n = 327009, Chris Chatfield