Riesel primes of the form 172677•2n-1

Current data

k , b : 172677 , {{{Rb}}} Count : 9 Nash : 1298 Max n : 50,000 Date : 2020-07-05

28, 80, 88, 248, 1510, 2302, 4184, 24128, 30088

Remarks :

This k-value seems the smallest k ≡ 0 mod 3 for which k•2n-1 is never prime for an odd n. See Liskovets-Gallot conjectures.

[[Category:Riesel {{{Rb}}}|#.....172677]]

History

• 2020-07-05: Checked to n = 50000, Karsten Bonath