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Search: id:A013297
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A013297 arctan(log(x+1)-atanh(x))=-1/2!*x^2-6/4!*x^4-90/6!*x^6-2520/8!*x^8... +0
1
1, 6, 90, 2520, 120960, 9979200, 1377295920, 285145660800, 78922558915200, 27250976424672000, 11359413770434329600, 5628391828843104921600, 3284252230408078849920000, 2238997166752030045320960000 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A001499 A132467 A000680 this_sequence A095864 A006151 A005327

Adjacent sequences: A013294 A013295 A013296 this_sequence A013298 A013299 A013300

KEYWORD

nonn

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.

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