%I #9 Feb 28 2013 14:46:11
%S 0,0,2,-3,16,-50,248,-504,-1584,94536,-1222848,16675560,-150260640,
%T 1047505680,12037737840,-574519410360,16243532175360,-341049918471360,
%U 6341386354483200,-86729688288097920,452837960565661440,31661940854577882240,-1682428415293547953920
%N arcsinh(arctanh(x)*log(x+1)) = 2/2!*x^2-3/3!*x^3+16/4!*x^4-50/5!*x^5...
%t With[{nn=20},CoefficientList[Series[ArcSinh[ArcTanh[x]Log[x+1]],{x,0,nn}],x] Range[0,nn]!] (* _Harvey P. Dale_, Feb 28 2013 *)
%K sign
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)