id:A024285 - OEIS Search Results

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

+0
1

0, 1, -8, 144, -5184, 305152, -26442752, 3162378240, -498850234368, 100338708840448, -25063296518586368, 7611477148997517312, -2761834207318131081216, 1180050998603017168617472 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Tanh[ Sin[ x ] ]Sin[ x ]/2 ( Even Part *)`
	CROSSREFS	`A009795.` `Sequence in context: A124059 A052764 A024284 this_sequence A111687 A071305 A105046` `Adjacent sequences: A024282 A024283 A024284 this_sequence A024286 A024287 A024288`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs 03/97.`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research