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Search: id:A012269
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A012269 arctan(log(x+1)*log(x+1))=2/2!*x^2-6/3!*x^3+22/4!*x^4-100/5!*x^5... +0
1
2, -6, 22, -100, 308, 1512, -51144, 869472, -12406608, 155319120, -1563312720, 6008315040, 296596492320, -12739805608320, 357984190838400, -8317532611046400, 160961311569285120, -2183410259228574720 (list; graph; listen)
OFFSET

0,1

CROSSREFS

Sequence in context: A130907 A054096 A006183 this_sequence A012272 A009789 A012271

Adjacent sequences: A012266 A012267 A012268 this_sequence A012270 A012271 A012272

KEYWORD

sign

AUTHOR

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

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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