PFGW Version 1.2.0 for Windows [FFT v23.8]
Primality testing (59*10^16676-23)/9 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 31, base 2+sqrt(31)
(59*10^16676-23)/9 is Fermat and Lucas PRP! (98.2057s+0.0008s)
Done.
To be completed...