id:A024287 - OEIS Search Results

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Expansion of sinh(tan(x)^2)/2.

+0
2

0, 1, 8, 196, 10688, 937936, 113552768, 17875345216, 3555171842048, 875294104443136, 261970132442851328, 93711886717539460096, 39452759032211774455808, 19284289193322067327799296 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Sinh[ Tan[ x ]^2 ]/2 (* Even Part *)`
	CROSSREFS	`A009613.` `Sequence in context: A041269 A103500 A119299 this_sequence A020329 A034861 A063856` `Adjacent sequences: A024284 A024285 A024286 this_sequence A024288 A024289 A024290`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended and signs tested 03/97.`

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Last modified November 30 22:12 EST 2008. Contains 150989 sequences.

AT&T Labs Research