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A202383 Denominators of coefficients in Taylor series expansion of log(cosec(x)*tanh(x)). 1

%I

%S 1,6,12,2835,2520,467775,935550,127702575,10216206000,31892150847375,

%T 18561569276250,147926426347074375,34806217964017500,

%U 144228265688397515625,9086380738369043484375,3691877481305923483089140625,3920955016221009644377500000,206217727884373725983979140625,43305722855718482456635619531250

%N Denominators of coefficients in Taylor series expansion of log(cosec(x)*tanh(x)).

%e -1/6*x^2+1/12*x^4-61/2835*x^6+17/2520*x^8-1021/467775*x^10+691/935550*x^12-...

%Y Cf. A012860.

%K nonn,frac

%O 0,2

%A _N. J. A. Sloane_, Dec 18 2011

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Last modified May 25 17:53 EDT 2020. Contains 334595 sequences. (Running on oeis4.)