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A202522 Denominator of the coefficient of [x^(2n)] of the Taylor series log(cosec(x)*arcsinh(x))= x^4/15 -x^6/30 +25*x^8/1134 -269*x^10/17010 +4401359*x^12/364864500-... 1
15, 30, 1134, 17010, 364864500, 547296750, 390769879500, 976924698750, 58468943220187500, 17540682966056250, 3234019037547375000, 1397904728979852843750, 1054020165650809044187500, 10163765883061372926093750, 3396527282801449604442009375000, 2547395462101087203331507031250 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..17.

CROSSREFS

Cf. A012859 (numerators).

Sequence in context: A254859 A127526 A249764 * A054305 A041442 A041440

Adjacent sequences: A202519 A202520 A202521 * A202523 A202524 A202525

KEYWORD

nonn,frac

AUTHOR

R. J. Mathar, Dec 20 2011

STATUS

approved

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Last modified January 27 21:49 EST 2023. Contains 359849 sequences. (Running on oeis4.)