Found with PFGW Version 3.8.0

85^29868-29868^85 is 2-PRP! (62.9100s+0.0062s)
85^29868-29868^85 is 3-PRP! (62.7207s+0.0061s)
85^29868-29868^85 is 5-PRP! (62.8071s+0.0056s)
85^29868-29868^85 is 7-PRP! (62.7061s+0.0058s)
85^29868-29868^85 is 11-PRP! (62.7808s+0.0057s)

Primality testing 85^29868-29868^85 [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 0.01% and helper 0.00% (0.02% proof)
85^29868-29868^85 is Fermat and Lucas PRP! (382.0774s+0.0062s)

To be completed...