id:A024282 - OEIS Search Results

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

+0
1

0, 1, -8, 124, -3168, 121232, -6609664, 491033408, -47878820864, 5942382135552, -915386669357056, 171409533142952960, -38347910567533715456, 10102227232688591245312, -3095277524018668920373248 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Tanh[ x ]Sin[ Sin[ x ] ]/2 ( Even Part *)`
	CROSSREFS	`A009833.` `Sequence in context: A000848 A120957 A069459 this_sequence A065082 A053058 A050803` `Adjacent sequences: A024279 A024280 A024281 this_sequence A024283 A024284 A024285`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs 03/97.`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research