1st PRP for 31^n-124164

Sieved to P=10G

Primality testing 31^6787-124164 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N+1 test using discriminant 5, base 1+sqrt(5)
Calling N-1 BLS with factored part 0.08% and helper 0.05% (0.30% proof)
31^6787-124164 is Fermat and Lucas PRP! (29.5796s+0.0013s)

To be completed...