A074115 - OEIS

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A074115

a(n) = n!/A000793(n).

1, 1, 2, 6, 20, 120, 420, 2688, 18144, 120960, 1330560, 7983360, 103783680, 1037836800, 12454041600, 149448499200, 1693749657600, 30487493836800, 289631191449600, 5792623828992000, 121645100408832000 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,3`
	CROSSREFS	`Cf. A074859.` `Sequence in context: A078566 A076323 A136795 * A013206 A073966 A013203` `Adjacent sequences: A074112 A074113 A074114 * A074116 A074117 A074118`
	KEYWORD	`nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)eunet.rs), Sep 16 2002`

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Last modified February 15 20:26 EST 2012. Contains 205852 sequences.