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A012606
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arctanh(arcsinh(x)*arcsin(x))=2/2!*x^2+328/6!*x^6+1356192/10!*x^10...
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0
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2, 328, 1356192, 31500831360, 2418220114014720, 464609611973533501440, 188067307050238642631516160, 142618740583722182161589570273280, 186051291917638041446935694923779932160, 391317863095797958317622752419738277068144640
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OFFSET
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0,1
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LINKS
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MATHEMATICA
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With[{nn=40}, Take[CoefficientList[Series[ArcTanh[ArcSinh[x]ArcSin[x]], {x, 0, nn}], x] Range[0, nn-2]!, {3, -1, 4}]] (* Harvey P. Dale, Jan 17 2015 *)
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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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EXTENSIONS
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STATUS
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approved
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