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A008993 Numerators of coefficients in expansion of cube root of sin(x). 1

%I

%S 1,-1,-1,-53,-191,-20353,-16080599,-2454263,-1929502811,

%T -234796649489321,-5861873873476337,-216960814836289519,

%U -709848919641928941541,-3162120754204994494571,-2121145877577124094947,-25314492944947070077552347103,-1647232883667178291585597345249

%N Numerators of coefficients in expansion of cube root of sin(x).

%H G. C. Greubel, <a href="/A008993/b008993.txt">Table of n, a(n) for n = 0..237</a>

%t Numerator[CoefficientList[Series[(Sin[x]/x)^(1/3), {x, 0, 50}], x][[1 ;; -1 ;; 2]]] (* _G. C. Greubel_, Jul 21 2018 *)

%K sign

%O 0,4

%A _N. J. A. Sloane_

%E Terms a(14) onward added by _G. C. Greubel_, Jul 21 2018

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Last modified September 19 23:24 EDT 2020. Contains 337198 sequences. (Running on oeis4.)