A009727 - OEIS

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A009727

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

1, -1, 21, 27, 6121, 153559, 13064637, 996722035, 114653539281, 15657589156655, 2678537704263781, 548432789294290763, 133426766351448919481, 37955932970963263679495, 12491453691407386059683341 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Tan[ x ]Cos[ Sin[ x ] ] ( Odd Part *)`
	CROSSREFS	`Sequence in context: A114168 A103083 A120735 * A168105 A048012 A130202` `Adjacent sequences: A009724 A009725 A009726 * A009728 A009729 A009730`
	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 16 04:18 EST 2012. Contains 205860 sequences.