%I #10 Jul 27 2018 19:24:37
%S 0,2,-1,20,-54,932,-5670,99648,-1005704,19127984,-273119400,
%T 5764554528,-106046677968,2504052726944,-55986392252336,
%U 1478337150849408,-38674242587249280,1136792156499528448
%N Expansion of e.g.f. tan(tan(x) + log(x+1)).
%e 2*x - 1/2!*x^2 + 20/3!*x^3 - 54/4!*x^4 + 932/5!*x^5 ...
%t With[{nn=20},Rest[CoefficientList[Series[Tan[Tan[x]+Log[x+1]],{x,0,nn}], x]Range[0,nn]!]] (* _Harvey P. Dale_, Oct 06 2011 *)
%K sign
%O 0,2
%A Patrick Demichel (patrick.demichel(AT)hp.com)
%E a(0) inserted and title improved by _Sean A. Irvine_, Jul 27 2018