1st PRP for 2^n-181661.

Sieved to P=200G.

Primality testing 2^46714-181661 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 127
Running N+1 test using discriminant 149, base 1+sqrt(149)
Running N+1 test using discriminant 149, base 4+sqrt(149)
Running N+1 test using discriminant 149, base 5+sqrt(149)
Calling N-1 BLS with factored part 0.07% and helper 0.01% (0.22% proof)
2^46714-181661 is Fermat and Lucas PRP! (397.2939s+0.0052s)

To be completed...