3-PRP, 5-PRP, 7-PRP
Primality testing (61*10^52763-7)/9 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 17, base 8+sqrt(17)
Calling N+1 BLS with factored part 0.02% and helper 0.01% (0.06% proof)
(61*10^52763-7)/9 is Fermat and Lucas PRP! (1014.5934s+0.0040s)

To be completed...