Output logging to file pfgw.out
Primality testing 18731^3000-2*330 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N-1 test using base 7
Running N+1 test using discriminant 23, base 1+sqrt(23)
Calling N-1 BLS with factored part 0.04% and helper 0.03% (0.16% proof)
18731^3000-2*330 is Fermat and Lucas PRP! (261.8697s+0.0345s)

To be completed...