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%I #9 Jul 21 2018 16:23:43
%S 1,18,3240,1224720,62985600,87298041600,857965152844800,
%T 1575854362368000,14540529421135872000,20363866049006577377280000,
%U 5760064968147574743859200000,2384666896813095943957708800000
%N Denominators of coefficients in expansion of cube root of sin(x).
%H G. C. Greubel, <a href="/A008994/b008994.txt">Table of n, a(n) for n = 0..197</a>
%t Denominator[CoefficientList[Series[(Sin[x]/x)^(1/3), {x, 0, 50}], x][[1 ;; -1 ;; 2]]] (* _G. C. Greubel_, Jul 21 2018 *)
%K nonn
%O 0,2
%A _N. J. A. Sloane_
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