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A074599
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Numerator of 2 * H(n,2,1), a generalized harmonic number. See A075135. Also 2 * A025550.
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8
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2, 8, 46, 352, 1126, 13016, 176138, 182144, 3186538, 62075752, 63461422, 1488711776, 7577414602, 23104065256, 680057071574, 21372905414144, 21646396991594, 21904260478904, 819482859775298, 828045249930848
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Table[ Numerator[ Sum[1/i, {i, 1/2, n}]], {n, 1, 20}]
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CROSSREFS
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Not always equal to the second left hand column of A161198 triangle divided by A025549.
(End)
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KEYWORD
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easy,frac,nonn
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AUTHOR
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STATUS
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approved
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