A013046 - OEIS

%I #6 Jun 17 2015 08:13:32

%S 2,11,425,46881,10232585,3706117901,2008472303045,1521507277095921,

%T 1535275094751720305,1990423852480654281941,3224061690528286452210365,

%U 6380512407093241159028111961

%N arcsin(sinh(x)+tan(x))=2*x+11/3!*x^3+425/5!*x^5+46881/7!*x^7...

%t With[{nn=30},Take[CoefficientList[Series[ArcSin[Sinh[x]+Tan[x]],{x,0,nn}],x] Range[0,nn-1]!,{2,-1,2}]] (* _Harvey P. Dale_, Jun 17 2015 *)

%K nonn

%O 0,1

%A Patrick Demichel (patrick.demichel(AT)hp.com)