Primality testing 75^35096-35096^75 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 7
Running N+1 test using discriminant 13, base 8+sqrt(13)
Calling N+1 BLS with factored part 0.01% and helper 0.00% (0.04% proof)
75^35096-35096^75 is Fermat and Lucas PRP! (143.4723s+0.0011s)

Sieved with xyyxsieve

To be completed...