A009555 - OEIS

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A009555

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

1, 2, 56, 2344, 168640, 18467712, 2863703168, 597301399296, 161295676067840, 54752864215838720, 22822208169450029056, 11459839362745219383296, 6823119037308555684642816, 4752955785723001118914052096 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	MATHEMATICA	`Sin[ x ]/Cos[ Tan[ x ] ] (* Odd Part *)`
	CROSSREFS	`Sequence in context: A080268 A193476 A193475 * A054959 A206305 A080318` `Adjacent sequences: A009552 A009553 A009554 * A009556 A009557 A009558`
	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 February 15 19:15 EST 2012. Contains 205852 sequences.