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A030799
[ exp(1/2)*n! ].
+0
1
1, 3, 9, 39, 197, 1187, 8309, 66476, 598287, 5982879, 65811677, 789740126, 10266621646, 143732703044, 2155990545670, 34495848730735, 586429428422497, 10555729711604956, 200558864520494172, 4011177290409883459
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Maintained by
N. J. A. Sloane
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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.
AT&T Labs Research
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