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A013129 Expansion of e.g.f.: exp(tanh(x)+sin(x))=1+2*x+4/2!*x^2+5/3!*x^3-8/4!*x^4-71/5!*x^5... 0

%I #6 Jun 22 2022 10:10:52

%S 1,2,4,5,-8,-71,-122,863,5352,-11207,-239494,-103541,14203028,

%T 49174077,-1067540778,-8312033249,94081990576,1398228044113,

%U -8737926966734,-258914411211565,612930093492268,53899233359866405

%N Expansion of e.g.f.: exp(tanh(x)+sin(x))=1+2*x+4/2!*x^2+5/3!*x^3-8/4!*x^4-71/5!*x^5...

%t With[{nn=30},CoefficientList[Series[Exp[Tanh[x]+Sin[x]],{x,0,nn}],x] Range[0,nn]!] (* _Harvey P. Dale_, Jun 22 2022 *)

%K sign

%O 0,2

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

%E Definition clarified by _Harvey P. Dale_, Jun 22 2022

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Last modified June 11 12:47 EDT 2024. Contains 373311 sequences. (Running on oeis4.)