A009645 - OEIS

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A009645

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

0, 0, 2, -6, 30, -180, 1324, -11424, 113376, -1271232, 15889280, -218989760, 3298513600, -53897151360, 949389619840, -17931842342400, 361486218406400, -7746121344512000, 175813073606092800, -4213227577441536000 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Tan[ Log[ 1+x ] ]*Log[ 1+x ]`
	CROSSREFS	`Sequence in context: A180897 A096769 A111059 * A112385 A195154 A078700` `Adjacent sequences: A009642 A009643 A009644 * A009646 A009647 A009648`
	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 13 20:14 EST 2012. Contains 205553 sequences.