A013020 - OEIS

%I #6 Nov 25 2016 12:47:22

%S 0,2,-1,-13,42,237,-2490,-3645,204344,-680163,-20955960,230307805,

%T 2174078808,-64281321713,-27511603392,18418436193415,-156659497218720,

%U -5253312957895607,117706310429535360

%N Expansion of e.g.f.: tanh(sinh(x)+log(x+1))=2*x-1/2!*x^2-13/3!*x^3+42/4!*x^4+237/5!*x^5...

%t With[{nn=20},CoefficientList[Series[Tanh[Sinh[x]+Log[x+1]],{x,0,nn}],x] Range[0,nn]!] (* _Harvey P. Dale_, Nov 25 2016 *)

%K sign

%O 0,2

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

%E Zero prepended and definition clarified by _Harvey P. Dale_, Nov 25 2016