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A009334
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E.g.f. log(1+sin(x))*exp(x).
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5
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0, 1, 1, 1, 0, 0, -5, 5, -56, 224, -1441, 9029, -64592, 497068, -4153357, 37288173, -358469008, 3672613632, -39954165153, 459970973037, -5587015067704, 71405586701516, -957909748415229, 13458304798985221, -197627582943979080
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OFFSET
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0,7
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LINKS
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FORMULA
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a(n) ~ (n-1)! * (-1)^(n+1) * 2^(n+1) / (exp(Pi/2) * Pi^n). - Vaclav Kotesovec, Jan 23 2015
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MAPLE
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S:= series(log(1+sin(x))*exp(x), x, 101):
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MATHEMATICA
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CoefficientList[Series[E^x*Log[1 + Sin[x]], {x, 0, 20}], x] * Range[0, 20]! (* Vaclav Kotesovec, Jan 23 2015 *)
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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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