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Search: id:A119029
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| A119029 |
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Numerator of Sum[n^(k-1)/k!,{k,1,n}]. |
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+0
4
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| 1, 2, 4, 25, 217, 203, 6743, 69511, 1184417, 728102, 5720654791, 601499, 4670663321629, 42568060798, 888330615353, 15438515749903, 1676770323947695709, 30538296012677, 16858207434636875406943
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OFFSET
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1,2
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FORMULA
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a(n) = Numerator[Sum[n^(k-1)/k!,{k,1,n}]]. a(n) = A120267[n]/n.
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MATHEMATICA
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Numerator[Table[Sum[n^(k-1)/k!, {k, 1, n}], {n, 1, 30}]]
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CROSSREFS
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Cf. A120267.
Sequence in context: A143672 A001510 A103099 this_sequence A162120 A162121 A162122
Adjacent sequences: A119026 A119027 A119028 this_sequence A119030 A119031 A119032
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KEYWORD
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frac,nonn
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AUTHOR
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Alexander Adamchuk (alex(AT)kolmogorov.com), Jul 22 2006
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