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Search: id:A012381
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A012381 arcsinh(tan(x)*arcsin(x))=2/2!*x^2+12/4!*x^4+70/6!*x^6-4200/8!*x^8... +0
1
2, 12, 70, -4200, -347702, 8053540, 8370022414, 1537444327216, -75026900539758, -163917764618098628, -46635653602838486826, 19561200248822504710856, 28903055462807082203920986 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A143357 A012426 A012421 this_sequence A012376 A002630 A009552

Adjacent sequences: A012378 A012379 A012380 this_sequence A012382 A012383 A012384

KEYWORD

sign

AUTHOR

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

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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