Primality testing 2^425205+4911 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 5
Running N+1 test using discriminant 11, base 2+sqrt(11)
Calling N+1 BLS with factored part 0.01% and helper 0.00% (0.02% proof)
2^425205+4911 is Fermat and Lucas PRP! (5116.5828s+0.0006s)
2^425205+4911 is 2-PRP! (995.1540s+0.0014s)
2^425205+4911 is 3-PRP! (969.9972s+0.0008s)
2^425205+4911 is 5-PRP! (961.4807s+0.0004s)
2^425205+4911 is 7-PRP! (980.5273s+0.0004s)
2^425205+4911 is 11-PRP! (959.9696s+0.0006s)
2^425205+4911 is 13-PRP! (951.6832s+0.0004s)
2^425205+4911 is 17-PRP! (955.0692s+0.0004s)

To be completed...