Found with PFGW Version 3.4.8

2661^3052-3052^2661 is 2-PRP! (10.4535s+0.0044s)
2661^3052-3052^2661 is 3-PRP! (15.5072s+0.0084s)
2661^3052-3052^2661 is 5-PRP! (21.7865s+0.0092s)
2661^3052-3052^2661 is 7-PRP! (23.7293s+0.0096s)
2661^3052-3052^2661 is 11-PRP! (24.4076s+0.0071s)

Primality testing 2661^3052-3052^2661 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 11, base 7+sqrt(11)
Calling N-1 BLS with factored part 0.16% and helper 0.03% (0.50% proof)
2661^3052-3052^2661 is Fermat and Lucas PRP! (126.6872s+0.0144s)

To be completed...