A009747 - OEIS

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A009747

Expansion of tan(x)*sinh(x).

0, 2, 12, 142, 3192, 116282, 6219972, 458790022, 44625674352, 5534347077362, 852334810990332, 159592488559874302, 35703580441464231912, 9405575479317650316842, 2881823738166957609703092 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	MATHEMATICA	`Tan[ x ]Sinh[ x ] ( Even Part *)`
	CROSSREFS	`Bisection of A009739 and (apparently) A062161.` `Sequence in context: A093543 A091144 A087800 * A067601 A052740 A052742` `Adjacent sequences: A009744 A009745 A009746 * A009748 A009749 A009750`
	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 February 14 21:56 EST 2012. Contains 205666 sequences.