PFGW Version 1.2.0 for Windows [FFT v23.8]
Primality testing (19*10^19702-7)/3 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N+1 test using discriminant 7, base 1+sqrt(7)
(19*10^19702-7)/3 is Fermat and Lucas PRP! (123.4064s+0.0010s)
Done.
To be completed...