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A012362
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arcsinh(tan(x)*exp(x)) = x+2/2!*x^2+4/3!*x^3-60/5!*x^5-488/6!*x^6...
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0
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0, 1, 2, 4, 0, -60, -488, -1416, 20160, 427280, 3830432, -7233536, -955342080, -18140316480, -120169970048, 3583792700544, 145171043297280, 2388380775676160, -7380519436860928, -1710892457585202176
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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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CoefficientList[Series[ArcSinh[Tan[x]*Exp[x]], {x, 0, 20}], x]* Range[0, 20]! (* Vaclav Kotesovec, Oct 30 2013 *)
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CROSSREFS
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KEYWORD
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sign
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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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