id:A009180 - OEIS Search Results

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Expansion of cosh(x)/cos(ln(1+x)).

+0
1

1, 0, 2, -3, 23, -130, 1016, -8925, 90369, -1027332, 12980406, -180372995, 2734039527, -44890794078, 793705143908, -15034678005165, 303761462921921, -6520477426903400, 148194700045065674, -3555110881720345347 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Cosh[ x ]/Cos[ Log[ 1+x ] ]`
	CROSSREFS	`Adjacent sequences: A009177 A009178 A009179 this_sequence A009181 A009182 A009183` `Sequence in context: A090180 A009130 A093504 this_sequence A041459 A126702 A020458`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhh(AT)cadence.com)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified October 11 13:47 EDT 2008. Contains 144830 sequences.

AT&T Labs Research