Quote:
Originally Posted by paulunderwood
I think I can see where this is going; Eventually, B=N+500000000000000000000000000000000000000000000000000000 will not be sufficient.

With N = 930249996889000002601, his algorithm (or his program to implement it), was already insufficient for N + 41346 and N + 52606 since it incorrectly identified them as prime...