PRP Records

291^25742+25742^291



Found with PFGW Version 3.7.5

291^25742+25742^291 is 2-PRP! (171.1993s+0.0054s)
291^25742+25742^291 is 3-PRP! (174.9916s+0.0047s)
291^25742+25742^291 is 5-PRP! (177.2132s+0.0053s)
291^25742+25742^291 is 7-PRP! (172.2212s+0.0057s)
291^25742+25742^291 is 11-PRP! (177.6035s+0.0059s)

Primality testing 291^25742+25742^291 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 13, base 1+sqrt(13)
Calling N-1 BLS with factored part 0.03% and helper 0.02% (0.12% proof)
291^25742+25742^291 is Fermat and Lucas PRP! (943.2925s+0.0072s)

To be completed...




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