PFGW Version 1.2.0 for Windows [FFT v23.8]
Primality testing (61*10^19560-43)/9 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N+1 test using discriminant 5, base 4+sqrt(5)
(61*10^19560-43)/9 is Fermat and Lucas PRP! (123.1499s+0.0012s)

To be completed...