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A009488
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E.g.f. sin(sinh(sin(x))) (odd powers only).
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0
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1, -1, -7, 223, -2959, -82721, 8156073, -239061825, -19348243487, 3454706477375, -182295608480935, -26905043182243041, 7790129367007385681, -641827191323121911009, -147325911341260680509175
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OFFSET
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1,3
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LINKS
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EXAMPLE
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sin(sinh(sin(x))) = x - 1/6*x^3 - 7/120*x^5 + 223/5040*x^7 - 2959/362880*x^9 - ...
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MATHEMATICA
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With[{nn=30}, Take[CoefficientList[Series[Sin[Sinh[Sin[x]]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, May 07 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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EXTENSIONS
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STATUS
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approved
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