A009728 - OEIS

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A009728

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

1, -1, -19, -253, -5447, -225721, -14615899, -1266041845, -140130487823, -19419956236657, -3304321034706211, -677542297845085165, -164755897732586842199, -46874838119958767992105 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Tan[ x ]Cos[ Sinh[ x ] ] ( Odd Part *)`
	CROSSREFS	`Sequence in context: A017952 A055433 A185425 * A027532 A021394 A016316` `Adjacent sequences: A009725 A009726 A009727 * A009729 A009730 A009731`
	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 February 15 10:56 EST 2012. Contains 205763 sequences.