A024246 - OEIS

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A024246

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

0, 1, 4, 4, -480, -12208, 87488, 27536192, 1208587264, -78798149376, -18257785424896, -819996200344576, 272839221776048128, 64613626344768458752, 380326723619536551936, -3364767702453136892805120 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,3`
	LINKS	`Table of n, a(n) for n=0..15.`
	MATHEMATICA	`Tan[ Sin[ x ] ]Sinh[ x ]/2 ( Even Part *)`
	CROSSREFS	`Cf. A009666.` `Sequence in context: A000790 A068556 A078243 * A024247 A067445 A167003` `Adjacent sequences: A024243 A024244 A024245 * A024247 A024248 A024249`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin`
	EXTENSIONS	`Extended with signs Mar 1997`
	STATUS	`approved`

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Last modified September 15 18:22 EDT 2019. Contains 327082 sequences. (Running on oeis4.)