id:A009057 - OEIS Search Results

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Expansion of cos(sinh(x)).x.

+0
2

1, -3, -15, 21, 1953, 32461, 77649, -18557595, -894805183, -21405607651, 421226202033, 90171090228021, 6418365899545825, 230309031988304109, -11126456208720437487, -3093396343171182148731, -342554566975833968005503 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Cos[ Sinh[ x ] ]x ( Odd Part *)`
	CROSSREFS	`Adjacent sequences: A009054 A009055 A009056 this_sequence A009058 A009059 A009060` `Sequence in context: A118565 A117801 A087674 this_sequence A083795 A083793 A083934`
	KEYWORD	`sign`
	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 10 20:39 EDT 2008. Contains 144831 sequences.

AT&T Labs Research