PFGW Version 3.4.8.64BIT.20110617.Win_Dev [GWNUM 26.6]
Primality testing 1*3^79371-4 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 5
Running N+1 test using discriminant 17, base 1+sqrt(17)
Calling N+1 BLS with factored part 0.01% and helper 0.01% (0.05% proof)
1*3^79371-4 is Fermat and Lucas PRP! (127.4883s+0.0091s)
Done.

To be completed...