Found with PFGW Version 3.7.5

2468^8959-8959^2468 is 2-PRP! (15.9425s+0.0013s)
2468^8959-8959^2468 is 3-PRP! (16.0052s+0.0012s)
2468^8959-8959^2468 is 5-PRP! (15.9389s+0.0011s)
2468^8959-8959^2468 is 7-PRP! (16.0097s+0.0011s)
2468^8959-8959^2468 is 11-PRP! (16.0350s+0.0013s)

Primality testing 2468^8959-8959^2468 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 13, base 2+sqrt(13)
Calling N+1 BLS with factored part 0.04% and helper 0.02% (0.16% proof)
2468^8959-8959^2468 is Fermat and Lucas PRP! (80.2239s+0.0023s)

To be completed...