id:A074790 - OEIS Search Results

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(2n+1)!*sum(k=0,n,(-1)^k/(2k+1)!).

+0
1

1, 5, 101, 4241, 305353, 33588829, 5239857325, 1100370038249, 299300650403729, 102360822438075317, 42991545423991633141, 21753721984539766369345, 13052233190723859821607001, 9162667699888149594768114701 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = round(sin(1)*(2n+1)!) a(n)= A009551(2n+1)`
	CROSSREFS	`Cf. A051397, A009551.` `Sequence in context: A087456 A081220 A041187 this_sequence A009757 A119556 A009765` `Adjacent sequences: A074787 A074788 A074789 this_sequence A074791 A074792 A074793`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Sep 07 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research