id:A009673 - OEIS Search Results

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

+0
2

0, 2, -4, 246, -6728, 614890, -55387212, 8450249822, -1527219657616, 372125006557650, -109398463655126420, 39693749843486489542, -17074884680310522056664, 8684084243275368565840826 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Tan[ Sin[ x ]x ] ( Even Part *)`
	CROSSREFS	`Sequence in context: A110067 A145996 A005275 this_sequence A018770 A058990 A012437` `Adjacent sequences: A009670 A009671 A009672 this_sequence A009674 A009675 A009676`
	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 24 23:16 EST 2009. Contains 167481 sequences.

AT&T Labs Research