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A024271
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E.g.f. tan(x)*tan(sin(x))/2, even powers only.
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0
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0, 1, 6, 59, 940, 31637, 2005106, 166100111, 16050083800, 1874971666857, 279670143989598, 53041020901061987, 12139626880904714372, 3219275040968635076157, 979189869389394861709514, 342690421890075448877502135, 137691551060667051544057815472
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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=40}, Take[CoefficientList[Series[Tan[x] Tan[Sin[x]]/2, {x, 0, nn}], x]Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, May 28 2012 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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Extended and signs tested 03/97.
More terms from and definition clarified by Harvey P. Dale, May 28 2012
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STATUS
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approved
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