PFGW:
Primality testing 7^65964+6^(65964-1) [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 5
Running N+1 test using discriminant 11, base 1+sqrt(11)
Calling N-1 BLS with factored part 0.04% and helper 0.02% (0.14% proof)
7^65964+6^(65964-1) is Fermat and Lucas PRP! (937.3171s+0.0048s)
Primality testing 7^83121+6^(83121-1) [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 7, base 6+sqrt(7)
Calling N+1 BLS with factored part 0.01% and helper 0.00% (0.04% proof)
7^83121+6^(83121-1) is Fermat and Lucas PRP! (1664.9697s+0.0065s)
Primality testing 7^87396+6^(87396-1) [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 5
Running N+1 test using discriminant 23, base 3+sqrt(23)
Calling N+1 BLS with factored part 0.01% and helper 0.01% (0.04% proof)
7^87396+6^(87396-1) is Fermat and Lucas PRP! (1470.5315s+0.0070s)

To be completed...