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A013218 E.g.f.: arctanh(log(x+1)-sin(x)) = -1/2!*x^2 + 3/3!*x^3 - 6/4!*x^4 + 23/5!*x^5 + ... 0

%I #9 Oct 01 2013 16:11:08

%S 0,0,-1,3,-6,23,-150,1351,-12600,118187,-1224720,14702941,-200731608,

%T 2986886693,-47352985680,800879433355,-14538372969120,282952402841303,

%U -5862543549637824,128430397643505121,-2964326737589237000,71982961886998521617

%N E.g.f.: arctanh(log(x+1)-sin(x)) = -1/2!*x^2 + 3/3!*x^3 - 6/4!*x^4 + 23/5!*x^5 + ...

%t With[{nn=20}, CoefficientList[Series[ArcTanh[Log[x+1]-Sin[x]], {x,0,nn}], x] Range[0,nn]!] (* _Harvey P. Dale_, Oct 01 2013 *)

%K sign

%O 0,4

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

%E Definition clarified and first two terms prepended by _Harvey P. Dale_, Oct 01 2013

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Last modified June 19 09:37 EDT 2024. Contains 373501 sequences. (Running on oeis4.)