LLR:
(4*10^56156+173)/3 is strong-Fermat, Lucas and Frobenius PRP! (P = 5, Q = 2, D = 17)
(4*10^69626+173)/3 is strong-Fermat, Lucas and Frobenius PRP! (P = 6, Q = 2, D = 28)
(4*10^71498+173)/3 is strong-Fermat, Lucas and Frobenius PRP! (P = 6, Q = 2, D = 28)
(4*10^83201+173)/3 is strong-Fermat, Lucas and Frobenius PRP! (P = 5, Q = 2, D = 17)

To be completed...