id:A009497 - OEIS Search Results

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Expansion of sin(x)*sin(sinh(x))/2.

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1, -64, 25216, -31711744, 93380755456, -538721831747584, 5434440423098023936, -88353705160970793385984, 2179843711161864280506105856, -77903078128153520290915516678144 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Sin[ Sinh[ x ]Sin[ x ] ]/2 ( [ x^(4n+2) ] *)`
	CROSSREFS	`Cf. A012524.` `Adjacent sequences: A009494 A009495 A009496 this_sequence A009498 A009499 A009500` `Sequence in context: A083282 A082502 A052200 this_sequence A013743 A098843 A141092`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhh(AT)cadence.com)`
	EXTENSIONS	`Extended by Olivier Gerard, Mar 15 1997.`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

AT&T Labs Research