A009184 - OEIS

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A009184

Expansion of cosh(x)/exp(sin(x)).

1, -1, 2, -3, 4, 3, -32, 105, -48, -1081, 5600, -5643, -85568, 547467, -533504, -12925983, 85827840, -21466225, -3149702656, 19155660141, 27282224128, -1094661097965, 5424499154944, 26420430767577, -496815684169728, 1642571602653527 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Cosh[ x ]/Exp[ Sin[ x ] ]`
	CROSSREFS	`Sequence in context: A048259 A198461 A102086 * A009716 A009590 A009492` `Adjacent sequences: A009181 A009182 A009183 * A009185 A009186 A009187`
	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 16 01:56 EST 2012. Contains 205860 sequences.