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Search: id:A066657
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| A066657 |
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Numerators 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, 1, 1, 2, 1, 2, 3, 1, 2, 3, 5, 1, 1, 3, 5, 7, 1, 2, 3, 5, 7, 8, 1, 2, 3, 5, 7, 8, 11, 1, 2, 3, 5, 7, 8, 11, 13, 1, 1, 1, 5, 7, 4, 11, 13, 17, 1, 2, 3, 5, 7, 8, 11, 13, 17, 18, 1, 2, 3, 5, 7, 8, 11, 13, 17, 18, 19, 1, 2, 3, 5, 7, 8, 11, 13, 17, 18, 19, 23, 1, 2, 3, 5, 7
(list; graph; listen)
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OFFSET
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0,4
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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. A066658, A066720.
Sequence in context: A138528 A037125 A162192 this_sequence A119444 A060040 A092080
Adjacent sequences: A066654 A066655 A066656 this_sequence A066658 A066659 A066660
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KEYWORD
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nonn,frac,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Jan 18 2002
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