Riesel primes of the form 403993•2n-1

Current data

k , b : 403993 , 2 Type : Low Count : 1 Nash : 44 Max n : 1,000,000 Date : 2021-06-23

379

History

• 2021-06-23: Checked to n = 1000000, Gary Barnes, double-check, results included
• 2007-08-28: Checked to n = 100000, Gary Barnes, double-check
• 2006-03-13: Checked to n = 1000000, Michael Curtis, released
• 2006-03-07: Checked to n = 900000, Michael Curtis
• 2005: Checked to n = 405000, Jocelyn Larouche
• 2005-09-21: Reserved by Michael Curtis