LLR:
(59*10^65712+31)/9 is base 3-Strong Fermat PRP! (65713 decimal digits) Time : 62.272 sec.
(59*10^65712+31)/9 is strong-Fermat, Lucas and Frobenius PRP! (P = 5, Q = 2, D = 17) Time : 250.615 sec.
(59*10^96798+31)/9 is base 3-Strong Fermat PRP! (96799 decimal digits) Time : 179.264 sec.
(59*10^96798+31)/9 is strong-Fermat, Lucas and Frobenius PRP! (P = 5, Q = 2, D = 17) Time : 726.490 sec.

To be completed...