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Search: id:A066658
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| A066658 |
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Denominators of rational numbers produced in order by A066720(j)/A066720(i) for i >= 1, 1 <= j <i. |
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+0
7
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| 1, 2, 3, 3, 5, 5, 5, 7, 7, 7, 7, 8, 4, 8, 8, 8, 11, 11, 11, 11, 11, 11, 13, 13, 13, 13, 13, 13, 13, 17, 17, 17, 17, 17, 17, 17, 17, 18, 9, 6, 18, 18, 9, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 29, 29
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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Does every rational number in range (0,1) appear?
a(0) = 1 by convention.
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EXAMPLE
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Sequence of rationals begins 1, 1/2, 1/3, 2/3, 1/5, 2/5, 3/5, 1/7, 2/7, 3/7, 5/7, 1/8, 1/4, 3/8, 5/8, 7/8, 1/11, 2/11, ...
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CROSSREFS
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Cf. A066657, A066720.
Sequence in context: A083662 A130149 A053046 this_sequence A005145 A076367 A098567
Adjacent sequences: A066655 A066656 A066657 this_sequence A066659 A066660 A066661
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KEYWORD
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nonn,frac,nice
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AUTHOR
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njas, Jan 18 2002
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