Found with PFGW Version 3.4.6

18^19146-17 is 2-PRP! (15.8280s+0.0050s)
18^19146-17 is 3-PRP! (14.6943s+0.0048s)
18^19146-17 is 5-PRP! (15.2774s+0.0060s)
18^19146-17 is 7-PRP! (14.7274s+0.0142s)
18^19146-17 is 11-PRP! (14.8949s+0.0134s)

Primality testing 18^19146-17 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N-1 test using base 5
Running N+1 test using discriminant 11, base 2+sqrt(11)
Calling N-1 BLS with factored part 0.11% and helper 0.05% (0.39% proof)
18^19146-17 is Fermat and Lucas PRP! (220.1502s+0.0061s)

To be completed...