A009829 - OEIS

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A009829

Expansion of tanh(x).exp(sinh(x)).

0, 1, 2, 1, 0, 21, 88, -27, -704, 6121, 50464, -153559, -2089216, 13064637, 173223040, -996722035, -16120801280, 114653539281, 2032098365952, -15657589156655, -311227464130560, 2678537704263781, 58380271774087168 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Tanh[ x ]*Exp[ Sinh[ x ] ]`
	CROSSREFS	`Sequence in context: A129065 A202700 A024026 * A202697 A051652 A077019` `Adjacent sequences: A009826 A009827 A009828 * A009830 A009831 A009832`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.