Primality testing 41^57783-40 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 11
Running N-1 test using base 13
Running N+1 test using discriminant 23, base 1+sqrt(23)
Running N+1 test using discriminant 23, base 6+sqrt(23)
Calling N-1 BLS with factored part 0.03% and helper 0.01% (0.11% proof)
41^57783-40 is Fermat and Lucas PRP! (37720.766000 seconds)

To be completed...