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

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