LLR:
(64*10^56756+17)/9 is base 3-Strong Fermat PRP! (56757 decimal digits) Time : 53.025 sec.
(64*10^56756+17)/9 is strong-Fermat, Lucas and Frobenius PRP! (P = 5, Q = 3, D = 13) Time : 221.769 sec.

To be completed...