id:A009706 - OEIS Search Results

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tan(sinh(x)*tan(x))=2/2!*x^2+12/4!*x^4+382/6!*x^6+23352/8!*x^8...

+0
4

0, 2, 12, 382, 23352, 2223002, 318236292, 63069898582, 16506522005232, 5516152886719922, 2290713333669640572, 1156963264109505327022, 698325697094916345135912, 496389417580098665436907082 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Tan[ Tan[ x ]Sinh[ x ] ] ( Even Part *)`
	CROSSREFS	`Sequence in context: A131690 A158261 A012547 this_sequence A012551 A156509 A051009` `Adjacent sequences: A009703 A009704 A009705 this_sequence A009707 A009708 A009709`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended and signs tested Mar 15 1997 by Olivier Gerard.`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research