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Search: id:A012520
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A012520 arctan(sinh(x)*exp(x))=x+2/2!*x^2+2/3!*x^3-16/4!*x^4-160/5!*x^5... +0
1
1, 2, 2, -16, -160, -688, 3152, 99584, 992000, 31232, -190094848, -3600265216, -20655831040, 737829988352, 25775848957952, 333499542339584, -4040309414625280, -311707129046499328, -7000770202915176448 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A012517 A012518 A012519 this_sequence A012521 A012522 A012523

Sequence in context: A001119 A062282 A012319 this_sequence A012323 A009804 A027607

KEYWORD

sign

AUTHOR

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

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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