A009792 - OEIS

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A009792

Expansion of tanh(sin(tan(x))).

1, -1, -7, -1, -271, -160865, -20526295, -2612566625, -428389803295, -92209986037569, -24470039135390631, -7682773321370869825, -2806605353653596949039, -1180130871205583579484833, -564761272710902075156873847 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,3`
	LINKS	`Table of n, a(n) for n=0..14.`
	MATHEMATICA	`Tanh[ Sin[ Tan[ x ] ]] (* Odd Part *)`
	CROSSREFS	`Sequence in context: A027538 A334394 A027478 * A103243 A027496 A056009` `Adjacent sequences: A009789 A009790 A009791 * A009793 A009794 A009795`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin`
	EXTENSIONS	`Extended with signs by Olivier Gérard, Mar 15 1997`
	STATUS	`approved`

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Last modified January 19 00:03 EST 2021. Contains 340262 sequences. (Running on oeis4.)