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Search: id:A054483
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| A054483 |
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Numerator of lowest terms fraction from division of a highly composite number (1) by its predecessor. |
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+0
4
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| 2, 2, 3, 2, 2, 3, 4, 5, 2, 3, 4, 3, 2, 7, 3, 4, 3, 2, 3, 4, 3, 4, 5, 11, 18, 10, 11, 3, 4, 3, 4, 5, 6, 3, 10, 6, 13, 3, 4, 3, 4, 5, 6, 3, 10, 6, 5, 4, 6, 5, 3, 17, 20, 17, 6, 3, 10, 6, 5, 4, 6, 5, 3, 19, 20, 3, 19, 3, 20, 19, 6, 5, 4, 6, 5, 3, 4, 3, 4, 3, 7, 46, 105, 23, 28, 46, 105, 23, 3, 28, 23, 3
(list; graph; listen)
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OFFSET
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2,1
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COMMENT
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Successive fractions are 2/1,2/1,3/2,2/1,2/1,3/2,4/3,5/4,2/1,3/2,4/3,3/2,2/1 a(n) is frequently A054482(n)+1, though not for example for n=26
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FORMULA
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a(n) = A002182(n)/A054481(n)
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EXAMPLE
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a(7)=3 since A002182(7)=36, A002182(6)=24 and 36/24=3/2 in lowest terms.
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CROSSREFS
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Cf. A002182, A054482.
Sequence in context: A084126 A135975 A136032 this_sequence A108939 A138143 A106441
Adjacent sequences: A054480 A054481 A054482 this_sequence A054484 A054485 A054486
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KEYWORD
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easy,nonn,frac
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AUTHOR
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Henry Bottomley (se16(AT)btinternet.com), Mar 31 2000
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EXTENSIONS
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More terms from Jud McCranie (j.mccranie(AT)comcast.net), Jun 11 2005
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