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Search: id:A013261
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A013261 arctan(log(x+1)-sinh(x))=-1/2!*x^2+1/3!*x^3-6/4!*x^4+23/5!*x^5... +0
1
-1, 1, -6, 23, -90, 509, -1960, 7251, 20160, -1028821, 16750008, -249844519, 3354647296, -42644099135, 506129014560, -4945670890617, 23557830350976, 694520543221487, -32533456838195320, 956551460942273757 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A027043 A006815 A054491 this_sequence A013265 A038383 A120775

Adjacent sequences: A013258 A013259 A013260 this_sequence A013262 A013263 A013264

KEYWORD

sign

AUTHOR

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

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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