1st PRP for 18^n-343

Sieved to P=10G

Primality testing 18^8339-343 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 11, base 8+sqrt(11)
Running N+1 test using discriminant 11, base 11+sqrt(11)
Calling N-1 BLS with factored part 0.14% and helper 0.12% (0.55% proof)
18^8339-343 is Fermat and Lucas PRP! (134.6320s+0.0037s)

To be completed...