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A118812
Primes of the form (2n)! - n! + 1.
+0
1
2, 23, 87178286161, 403291461126605629356979201, 5502622159812088949850305428800254867109635014075023360001
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Maintained by
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Last modified November 30 13:09 EST 2009. Contains 167659 sequences.
AT&T Labs Research
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