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Search: id:A012347
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A012347 tanh(arcsin(x)*arcsin(x))=2/2!*x^2+8/4!*x^4-112/6!*x^6-8832/8!*x^8... +0
1
2, 8, -112, -8832, -269568, 18508800, 4584990720, 373223424000, -57291983093760, -29502109561651200, -4280300758758850560, 1571738277174218588160, 1306880625182819525591040 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A012665 A005787 A012343 this_sequence A099292 A064111 A112094

Adjacent sequences: A012344 A012345 A012346 this_sequence A012348 A012349 A012350

KEYWORD

sign

AUTHOR

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

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Last modified August 29 14:50 EDT 2008. Contains 143238 sequences.

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