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A012856

Numerators of coefficients in Taylor series expansion of log(cosec(x)*arcsin(x)).

0, 1, 1, 193, 25, 4933, 4401359, 36740677, 3071547701, 23133946330973, 329484655084859, 21691682982342361, 13881630720619393, 69213549869735245153, 3593575793538669123431, 10240663960560618779544197, 9484738025292216993019060741, 8496155203670918507329390777, 4389630332959873242573538670607401

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OFFSET

0,4

LINKS

Table of n, a(n) for n=0..18.

EXAMPLE

1/3*x^2+1/15*x^4+193/5670*x^6+25/1134*x^8+4933/311850*x^10+4401359/364864500*x^12+...

MAPLE

t1:=log(csc(x)*arcsin(x));

t2:=series(t1, x, 50);

t3:=seriestolist(t2);

t3:=[seq(t3[2*i+1], i=0..(nops(t3)-1)/2 )];