Found with PFGW Version 3.7.5

4230^9203-9203^4230 is 2-PRP! (21.5042s+0.0008s)
4230^9203-9203^4230 is 3-PRP! (21.4804s+0.0008s)
4230^9203-9203^4230 is 5-PRP! (21.4628s+0.0008s)
4230^9203-9203^4230 is 7-PRP! (21.4626s+0.0008s)
4230^9203-9203^4230 is 11-PRP! (21.5844s+0.0008s)

Primality testing 4230^9203-9203^4230 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 13
Running N+1 test using discriminant 19, base 1+sqrt(19)
Calling N+1 BLS with factored part 0.04% and helper 0.01% (0.14% proof)
4230^9203-9203^4230 is Fermat and Lucas PRP! (106.8785s+0.0034s)

To be completed...