A009479 - OEIS

%I #14 Jan 27 2014 09:12:52

%S 1,1,17,201,7041,291025,18979729,1597285977,176766161281,

%T 24470008076193,4166922390589073,854427257015747305,

%U 207778779976099167233,59114568337761907619441

%N Expansion of sin(sin(x))/cos(x).

%t Take[With[{nn=40},CoefficientList[Series[Sin[Sin[x]]/Cos[x],{x,0,nn}], x]Range[0,nn-1]!],{2,-1,2}] (* _Harvey P. Dale_, Sep 18 2011 *)

%K nonn

%O 0,3

%A _R. H. Hardin_

%E Extended and signs tested Mar 15 1997 by _Olivier Gérard_.