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%I #13 Dec 23 2017 10:38:39
%S 1,4,32,264,-9216,-1548032,-190744448,-25395878400,-3862395551744,
%T -674521189158912,-133945803441307648,-29717777068093669376,
%U -7172117320170458939392,-1797012698406108143681536
%N Expansion of sin(tan(x))/cos(x).
%t With[{nn=30},Take[CoefficientList[Series[Sin[Tan[x]]/Cos[x],{x,0,nn}],x] Range[0,nn-1]!,{2,-1,2}]] (* _Harvey P. Dale_, Dec 23 2017 *)
%K sign
%O 0,2
%A _R. H. Hardin_
%E Extended with signs by _Olivier Gérard_, Mar 15 1997
%E Prior Mathematica program replaced by _Harvey P. Dale_, Dec 23 2017
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