Found with PFGW Version 3.6.0

2550^4741-4741^2550 is 2-PRP! (11.1043s+0.0034s)
2550^4741-4741^2550 is 3-PRP! (11.1456s+0.0049s)
2550^4741-4741^2550 is 5-PRP! (11.2429s+0.0050s)
2550^4741-4741^2550 is 7-PRP! (11.1489s+0.0045s)
2550^4741-4741^2550 is 11-PRP! (11.1707s+0.0022s)

Primality testing 2550^4741-4741^2550 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 7
Running N+1 test using discriminant 23, base 2+sqrt(23)
Calling N-1 BLS with factored part 0.11% and helper 0.08% (0.42% proof)
2550^4741-4741^2550 is Fermat and Lucas PRP! (52.7681s+0.0050s)

To be completed...