1st PRP for 2^n-208267.

Sieved to P=200G.

Primality testing 2^46675-208267 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 109
Running N+1 test using discriminant 149, base 2+sqrt(149)
Calling N+1 BLS with factored part 0.06% and helper 0.04% (0.23% proof)
2^46675-208267 is Fermat and Lucas PRP! (149.8003s+0.0052s)

To be completed...