A012527 - OEIS

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A012527

arctan(sinh(x)*sin(x))=2/2!*x^2-248/6!*x^6+766112/10!*x^10...

2, -248, 766112, -13434220928, 784153824645632, -115100516909469022208, 35709161573583248175767552, -20800482387908029348756471513088

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

Table of n, a(n) for n=0..7.

CROSSREFS

Sequence in context: A027653 A024349 A012529 * A109118 A034313 A177320

Adjacent sequences: A012524 A012525 A012526 * A012528 A012529 A012530

KEYWORD

sign

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

STATUS

approved