A009438 - OEIS

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A009438

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

0, 1, -3, 8, -32, 149, -831, 5340, -38744, 316161, -2846611, 28263960, -305651048, 3593550245, -45584631743, 622159233948, -9091059243792, 141783419182561, -2351573180823939, 41355560621409352, -768924714448510480 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Log[ 1+x ]/Exp[ Tan[ x ] ]`
	CROSSREFS	`Sequence in context: A103939 A094610 A064316 * A091831 A148916 A148917` `Adjacent sequences: A009435 A009436 A009437 * A009439 A009440 A009441`
	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 22:36 EST 2012. Contains 205567 sequences.