Riesel conjecture base 393 remain

Started: Dec. 27, 2012
Last update: Jan. 6, 2026

Compiled by Gary Barnes
Riesel conjectures
Riesel conjectures powers of 2
Riesel conjecture reservations
Sierpinski conjectures
Sierpinski conjectures powers of 2
Sierpinski conjecture reservations

Testing is coordinated at Mersenneforum Conjectures 'R Us.

27 k's remaining at n=300K:

178, 436, 586, 878, 1152, 1732, 1764, 2168, 2414, 3162, 3182, 4038, 4254, 5682, 5782, 6316, 7224, 7438, 7802, 8076, 8102, 9634, 9824, 9902, 10068, 10336, 11322