Riesel conjecture base 415 remain

Started: Dec. 7, 2025
Last update: Dec. 15, 2025

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.

17305980 k's remaining for k<=600M, 900M-1.3G, 1.9G-2G, 3G-3.1G at n=1K. k's remaining in a file:

remain-riesel-base415-1K.zip