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A013163 Expansion of e.g.f.: arctanh(arctanh(x)+log(x+1))=2*x-1/2!*x^2+20/3!*x^3-54/4!*x^4... 1
0, 2, -1, 20, -54, 1196, -7590, 183424, -2024456, 53868512, -879522480, 25940060736, -567297596448, 18589297654560, -510176264397072, 18555679255219584, -611191404598032000, 24595483932280127232 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
MATHEMATICA
With[{nn=20}, CoefficientList[Series[ArcTanh[ArcTanh[x]+Log[x+1]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Apr 20 2016 *)
CROSSREFS
Sequence in context: A012927 A013158 A012932 * A191719 A009768 A051492
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
Zero prepended and definition clarified by Harvey P. Dale, Apr 20 2016
STATUS
approved

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Last modified June 2 07:25 EDT 2023. Contains 363081 sequences. (Running on oeis4.)