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A012614 arctan(arcsinh(x)*tan(x))=2/2!*x^2+4/4!*x^4-130/6!*x^6-6232/8!*x^8... 0
2, 4, -130, -6232, 209818, 44625260, 939197142, -1343575704624, -152431176198222, 67149769157026132, 36962943443013410990, -7115636282012573400968, -9527526213390925911666614 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
Table of n, a(n) for n=0..12.
CROSSREFS
Sequence in context: A012561 A012558 A012617 * A018500 A353790 A271677
Adjacent sequences: A012611 A012612 A012613 * A012615 A012616 A012617
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved

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Last modified May 12 18:22 EDT 2024. Contains 372494 sequences. (Running on oeis4.)