%I #6 Mar 17 2015 18:10:59
%S 1,0,-4,6,53,-310,-1180,21945,-3175,-2137140,11656250,251460275,
%T -3687426175,-28037901450,1119181111100,-870863209125,
%U -357796134031375,3533382651695000,115201679883533750
%N E.g.f.: sech(arcsin(x)+log(x+1))=1-4/2!*x^2+6/3!*x^3+53/4!*x^4-310/5!*x^5...
%t With[{nn=20},CoefficientList[Series[Sech[ArcSin[x]+Log[x+1]],{x,0,nn}],x] Range[0,nn]!] (* _Harvey P. Dale_, Mar 17 2015 *)
%K sign
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)
%E Definition clarified by _Harvey P. Dale_, Mar 17 2015
|