A009656 - OEIS

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A009656

Expansion of tan(sin(ln(1+x))).

0, 1, -1, 3, -12, 56, -300, 1712, -9296, 31580, 332820, -12153628, 262379568, -5078814272, 95841606224, -1814643998048, 34867500286080, -682633762485424, 13618529773949232, -276121278370253456, 5659794902282891840 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	MATHEMATICA	`Tan[ Sin[ Log[ 1+x ] ] ]`
	CROSSREFS	`Sequence in context: A180256 A027390 A009499 * A020016 A001277 A192525` `Adjacent sequences: A009653 A009654 A009655 * A009657 A009658 A009659`
	KEYWORD	`sign,easy`
	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 17 02:08 EST 2012. Contains 205978 sequences.