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A012934 Expansion of e.g.f.: sec(tan(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+115/4!*x^4-500/5!*x^5... 0

%I #6 Dec 07 2013 18:27:55

%S 1,0,4,-6,115,-500,8734,-70602,1289945,-15743304,315266344,

%T -5159155430,115185531211,-2350119405036,58713986375802,

%U -1425578090696970,39746678648110001,-1113352395040853712

%N Expansion of e.g.f.: sec(tan(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+115/4!*x^4-500/5!*x^5...

%t With[{nn=20},CoefficientList[Series[Sec[Tan[x]+Log[x+1]],{x,0,nn}],x] Range[0,nn]!] (* _Harvey P. Dale_, Dec 07 2013 *)

%K sign

%O 0,3

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

%E Definition clarified by _Harvey P. Dale_, Dec 07 2013

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Last modified May 3 19:22 EDT 2024. Contains 372222 sequences. (Running on oeis4.)