Primality testing 108^33023-33023^108 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 7
Running N+1 test using discriminant 19, base 1+sqrt(19)
Calling N+1 BLS with factored part 0.01% and helper 0.01% (0.05% proof)
108^33023-33023^108 is Fermat and Lucas PRP! (213.1228s+0.0014s)

Sieved with xyyxsieve

To be completed...