id:A009713 - OEIS Search Results

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Expansion of tan(tanh(tan(x))).

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1, 2, 8, -176, -16384, -969728, -32455680, 4303626240, 1468506210304, 269552004300800, 24649152071991296, -7396863878894714880, -5630959968640999358464, -2114449853843696991076352 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Tan[ Tanh[ Tan[ x ] ] ] (* Odd Part *)`
	CROSSREFS	`Sequence in context: A009682 A076548 A105232 this_sequence A009377 A156526 A009505` `Adjacent sequences: A009710 A009711 A009712 this_sequence A009714 A009715 A009716`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research