Found with PFGW Version 3.6.0

90^8925-89 is 2-PRP! (4.8303s+0.0020s)
90^8925-89 is 3-PRP! (4.8010s+0.0020s)
90^8925-89 is 5-PRP! (4.8055s+0.0033s)
90^8925-89 is 7-PRP! (4.7990s+0.0019s)
90^8925-89 is 11-PRP! (4.8135s+0.0019s)

Primality testing 90^8925-89 [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 0.37% and helper 0.03% (1.14% proof)
90^8925-89 is Fermat and Lucas PRP! (32.8897s+0.0047s)

To be completed...