Number of prime divisors of n! + 1 (counted with multiplicity).
1, 1, 1, 2, 2, 2, 2, 2, 3, 2, 1, 3, 2, 2, 3, 5, 3, 6, 2, 2, 3, 3, 4, 2, 2, 2, 1, 2, 3, 5, 4, 4, 5, 2
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Fri Nov 21 20:09:26 CET 2008 [seqfan] Re: Question about A064237 Numbers n such that n! + 1 is divisible by a square.