id:A009688 - OEIS Search Results

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Expansion of tan(sinh(x)/cos(x)).

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1, 6, 132, 6888, 631120, 88901472, 17815778112, 4813349520000, 1685527674636544, 742370072201602560, 401601528167832511488, 261760691714482869528576, 202316143535276408972627968 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Tan[ Sinh[ x ]/Cos[ x ]] (* Odd Part *)`
	CROSSREFS	`Sequence in context: A024276 A137037 A101131 this_sequence A132872 A152289 A015503` `Adjacent sequences: A009685 A009686 A009687 this_sequence A009689 A009690 A009691`
	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 March 20 07:51 EDT 2010. Contains 173643 sequences.

AT&T Labs Research