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Search: id:A074598
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| A074598 |
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Numerator of 4 * H(n,4,1), a generalized harmonic number. See A075136. |
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+0
3
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| 4, 24, 236, 3248, 57556, 416152, 2136452, 63349408, 710302388, 26725332056, 1112171931196, 375714836272, 2662087948804, 142662781936712, 2738366988282628, 168623511779891008, 170109214167178588
(list; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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Table[ Numerator[ Sum[1/i, {i, 1/4, n}]], {n, 1, 20}]
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CROSSREFS
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The denominators are in A051539.
Cf. A075136.
Sequence in context: A166881 A145237 A034256 this_sequence A052718 A061640 A126391
Adjacent sequences: A074595 A074596 A074597 this_sequence A074599 A074600 A074601
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KEYWORD
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easy,frac,nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 27 2002
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