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A012399 arctan(arctan(x)*log(x+1))=2/2!*x^2-3/3!*x^3-10/5!*x^5-32/6!*x^6... 0
0, 0, 2, -3, 0, -10, -32, 1596, -10080, 27936, -19008, -4728240, 113762880, -1378522080, 12151639680, -24566643360, -3018767431680, 84947924490240, -1424022331422720, 18489594521756160, -42627235124920320 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
MATHEMATICA
With[{nn=30}, CoefficientList[Series[ArcTan[ArcTan[x]*Log[x+1]], {x, 0, nn}], x] Range[0, nn]!] (* Ray Chandler, Nov 28 2016 *)
CROSSREFS
Sequence in context: A336083 A256294 A279412 * A012403 A012655 A012650
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)