Found with PFGW Version 3.6.0

441^4960-4960^441 is 2-PRP! (6.7994s+0.0026s)
441^4960-4960^441 is 3-PRP! (6.7333s+0.0005s)
441^4960-4960^441 is 5-PRP! (6.7616s+0.0004s)
441^4960-4960^441 is 7-PRP! (6.6853s+0.0005s)
441^4960-4960^441 is 11-PRP! (6.6654s+0.0005s)

Primality testing 441^4960-4960^441 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N-1 test using base 7
Running N+1 test using discriminant 13, base 1+sqrt(13)
Calling N-1 BLS with factored part 0.06% and helper 0.05% (0.23% proof)
441^4960-4960^441 is Fermat and Lucas PRP! (45.0155s+0.0037s)

To be completed...