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Search: id:A061483
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| A061483 |
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Numerator of 1 + 1/2 + 2/3 + 3/4 + ... + (n-1)/n. |
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+0
1
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| 1, 1, 3, 13, 35, 223, 91, 757, 1759, 18071, 20339, 248929, 274339, 3899047, 4233667, 4570003, 9815681, 178398097, 63323219, 1276654601, 270074449, 94951643, 99889667, 2411272037, 7575891845, 197964062333, 206544557333
(list; graph; listen)
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OFFSET
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1,3
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EXAMPLE
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1, 3/2, 13/6, 35/12, 223/60,...
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MAPLE
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summ := 1; for n from 1 to 30 do printf("%d ", numer(summ)); if (1 = 1) then summ := summ + (n-1)/n: end if; od;
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CROSSREFS
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Sequence in context: A146725 A146424 A146049 this_sequence A128288 A113115 A107136
Adjacent sequences: A061480 A061481 A061482 this_sequence A061484 A061485 A061486
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KEYWORD
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nonn,frac,easy
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 05 2001
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EXTENSIONS
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Corrected and extended by Winston C. Yang (winston(AT)cs.wisc.edu), May 19 2001
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