Found with PFGW Version 3.7.5

4437^7490-7490^4437 is 2-PRP! (30.1507s+0.0027s)
4437^7490-7490^4437 is 3-PRP! (30.4531s+0.0044s)
4437^7490-7490^4437 is 5-PRP! (28.0049s+0.0030s)
4437^7490-7490^4437 is 7-PRP! (27.5391s+0.0026s)
4437^7490-7490^4437 is 11-PRP! (29.3553s+0.0028s)

Primality testing 4437^7490-7490^4437 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 11
Running N+1 test using discriminant 17, base 2+sqrt(17)
Calling N-1 BLS with factored part 0.03% and helper 0.02% (0.10% proof)
4437^7490-7490^4437 is Fermat and Lucas PRP! (158.4511s+0.0056s)

To be completed...