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A013433
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-arctan(arcsin(x)-arctanh(x))=1/3!*x^3+15/5!*x^5+495/7!*x^7+28735/9!*x^9...
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0
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0, 1, 15, 495, 28735, 2597175, 337740975, 59815330575, 13857008709375, 4071452200086375, 1480690661198331375, 653488912610356197375, 344332933648569891309375, 213657034023415650312084375
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history;
text;
internal format)
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OFFSET
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0,3
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LINKS
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MATHEMATICA
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With[{nn=30}, Take[CoefficientList[Series[-ArcTan[ArcSin[x]-ArcTanh[x]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Ray Chandler, Nov 29 2016 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Patrick Demichel (patrick.demichel(AT)hp.com)
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STATUS
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approved
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