Primality testing 2^78400+43005 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N+1 test using discriminant 7, base 1+sqrt(7)
Calling N+1 BLS with factored part 0.03% and helper 0.02% (0.12% proof)
2^78400+43005 is Fermat and Lucas PRP! (96.0737s+0.0028s)

To be completed...