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A013337
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E.g.f.: cosh(exp(x)-sec(x))=1+1/2!*x^2+5/4!*x^4-20/5!*x^5+37/6!*x^6...
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0
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1, 0, 1, 0, 5, -20, 37, -700, 1017, -28584, 83769, -1514040, 9304605, -108745468, 1172343421, -11027747380, 169643707825, -1567659515472, 28786470143025, -295814371937904, 5793951884450549, -69644639946402276
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OFFSET
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0,5
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LINKS
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MATHEMATICA
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With[{nn=30}, CoefficientList[Series[Cosh[Exp[x]-Sec[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Jan 16 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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