A009424 - OEIS

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A009424

Expansion of ln(1+x)/cos(ln(1+x)).

0, 1, -1, 5, -24, 154, -1170, 10394, -105392, 1201524, -15210180, 211691380, -3212711040, 52801793160, -934299180360, 17708685967400, -357960437635200, 7686847410694800, -174756587308650000, 4193327411934706000 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	MATHEMATICA	`Log[ 1+x ]/Cos[ Log[ 1+x ] ]`
	CROSSREFS	`Sequence in context: A020055 A201952 A111766 * A184597 A009601 A009676` `Adjacent sequences: A009421 A009422 A009423 * A009425 A009426 A009427`
	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 16 17:48 EST 2012. Contains 205939 sequences.