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A012409
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E.g.f. sin(arctan(x)*exp(x)).
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0
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0, 1, 2, 0, -16, -60, -40, 336, -2560, -20976, 342688, 4002944, -24866048, -523996096, 3812202368, 103065059072, -777384271872, -26888473739008, 196597142376960, 8734488670474240, -63053651090673664
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OFFSET
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0,3
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LINKS
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EXAMPLE
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sin(arctan(x)*exp(x)) = x + 2/2!*x^2 - 16/4!*x^4 - 60/5!*x^5 - 40/6!*x^6 + ...
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MATHEMATICA
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With[{nn=30}, CoefficientList[Series[Sin[ArcTan[x]Exp[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, May 17 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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STATUS
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approved
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