Riesel primes of the form 12587•16n-1

Current data

k , b : 12587 , 16 Count : 1 Nash : 362 Max n : 615,631 Date : 2017-05-24

615631

Remarks :

Conjectures 'R Us search. For additional history, see Riesel 12587•2n-1.

History

• 2017-05-24: Found n = 615631, Kenneth Egtved Pedersen
• 2017-04-12: Checked to n = 600000, Kenneth Egtved Pedersen, extending to n=750000
• 2016-03-20: Reserved by Kenneth Egtved Pedersen for 500000 ≤ n ≤ 600000
• 2014-02-25: Checked to n = 500000, CRUS Drive 2, released
• 2008-01-08: Reserved by CRUS Drive 2 from n=25000
• 2007-12-30: Checked to n = 25000, Gary Barnes