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Search: id:A012739
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A012739 sin(arctanh(x)*cos(x))=x-2/3!*x^3+20/5!*x^5-16/7!*x^7+14096/9!*x^9... +0
1
1, -2, 20, -16, 14096, 887456, 126998976, 21834514688, 5067177011456, 1485621376751104, 540527763829711872, 238770291840873000960, 125924968135743519723520, 78156500138405011699867648 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A012736 A012737 A012738 this_sequence A012740 A012741 A012742

Sequence in context: A076495 A058403 A083297 this_sequence A075031 A072998 A024629

KEYWORD

sign

AUTHOR

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

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Last modified October 13 02:37 EDT 2008. Contains 145008 sequences.

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