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%I #6 Jul 13 2014 12:04:50
%S 1,0,4,192,9616,1115392,172350528,37703053312,10989042954496,
%T 4099556761067520,1910734175200936960,1087150572502335373312,
%U 741705342559787764715520,597689034047543849712812032
%N arctan(arcsin(sinh(x)))=x+4/5!*x^5+192/7!*x^7+9616/9!*x^9...
%t With[{nn=30},Take[CoefficientList[Series[ArcTan[ArcSin[Sinh[x]]],{x,0,nn}],x] Range[0,nn-1]!,{2,-1,2}]] (* _Harvey P. Dale_, Jul 13 2014 *)
%K nonn
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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