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A134359
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Coefficient of y^(n-4) in expansion of (y+n!)^n.
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0
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331776, 1036800000, 4031078400000, 22583444889600000, 185003580535603200000, 2184855285409366671360000, 36414254756822777856000000000, 837793163263009313783808000000000
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OFFSET
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4,1
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LINKS
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MATHEMATICA
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a = {}; Do[k = CoefficientList[Expand[(y + n!)^n], y]; AppendTo[a, k[[Length[k] - 4]]], {n, 4, 50}]; a
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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