Found with PFGW Version 3.7.5

1449^6218-6218^1449 is 2-PRP! (15.2120s+0.0030s)
1449^6218-6218^1449 is 3-PRP! (14.0600s+0.0023s)
1449^6218-6218^1449 is 5-PRP! (13.7621s+0.0023s)
1449^6218-6218^1449 is 7-PRP! (13.7368s+0.0020s)
1449^6218-6218^1449 is 11-PRP! (13.7630s+0.0022s)

Primality testing 1449^6218-6218^1449 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 5
Running N+1 test using discriminant 13, base 6+sqrt(13)
Calling N-1 BLS with factored part 0.11% and helper 0.01% (0.33% proof)
1449^6218-6218^1449 is Fermat and Lucas PRP! (93.6180s+0.0044s)

To be completed...