PFGW Version 1.2.0 for Windows [FFT v23.8]

Primality testing (3963+18)!*F(3963)+p(3963+15)
[N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 17, base 1+sqrt(17)
(3963+18)!*F(3963)+p(3963+15) is Fermat and Lucas PRP!

To be completed...