View Single Post
Old 2017-02-20, 17:54   #7
Nov 2016

22×3×5×47 Posts

See CRUS, 12*12^n+1, 16*32^n+1 and 22*22^n+1 were tested to at least n=2^25-2, 17*68^n+1 and 32*87^n+1 were tested to n=1M, and 17*218^n+1 and 24*79^n+1 were tested to n=200K.

Last fiddled with by sweety439 on 2017-02-20 at 17:56
sweety439 is offline   Reply With Quote