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A009268
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Expansion of e.g.f. exp(tanh(x)*exp(x)).
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2
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1, 1, 3, 8, 25, 92, 369, 1626, 8033, 42312, 230081, 1354190, 8806769, 59072860, 398252833, 2892141666, 22862362049, 182200364944, 1492258801793, 13163090657814, 111357664397265, 938233188787748, 11338336523834337
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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=30}, CoefficientList[Series[Exp[Tanh[x]Exp[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, May 31 2012 *)
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PROG
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(PARI) seq(n)={my(x='x+O('x^n)); Vec(serlaplace(exp(tanh(x)*exp(x))))} \\ Andrew Howroyd, Feb 25 2018
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CROSSREFS
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KEYWORD
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sign,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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