id:A009071 - OEIS Search Results

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

+0
1

1, -3, -35, -679, -18567, -587499, -9780459, 2502478065, 742659420913, 178572619407021, 44455465546363725, 12065488445289701385, 3615507259471920747625, 1195750896202918862106309 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Cos[ Tan[ x ] ]x ( Odd Part *)`
	CROSSREFS	`Sequence in context: A161495 A100033 A046032 this_sequence A093531 A129505 A135516` `Adjacent sequences: A009068 A009069 A009070 this_sequence A009072 A009073 A009074`
	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 27 14:50 EST 2009. Contains 167570 sequences.

AT&T Labs Research