Found with PFGW Version 3.6.0

70^28600+69 is 2-PRP! (40.2722s+0.0031s)
70^28600+69 is 3-PRP! (40.3238s+0.0032s)
70^28600+69 is 5-PRP! (40.3131s+0.0044s)
70^28600+69 is 7-PRP! (40.3449s+0.0032s)
70^28600+69 is 11-PRP! (40.2709s+0.0053s)

Primality testing 70^28600+69 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N-1 test using base 7
Running N+1 test using discriminant 13, base 10+sqrt(13)
Calling N+1 BLS with factored part 0.01% and helper 0.01% (0.05% proof)
70^28600+69 is Fermat and Lucas PRP! (333.2644s+0.0041s)

To be completed...