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Search: id:A106614
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| 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 2, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 3, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 4, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 5, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75
(list; graph; listen)
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OFFSET
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0,3
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COMMENT
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In general, the numerators of n/(n+p) for prime p and n>=0, form a sequence with the g.f.: x/(1-x)^2 - (p-1)*x^p/(1-x^p)^2. - Paul D. Hanna (pauldhanna(AT)juno.com), Jul 27 2005
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FORMULA
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G.f.: x/(1-x)^2 - 12*x^13/(1-x^13)^2. - Paul D. Hanna (pauldhanna(AT)juno.com), Jul 27 2005
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PROGRAM
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(Other) sage: [lcm(n, 13)/13for n in xrange(0, 76)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jun 09 2009]
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CROSSREFS
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Sequence in context: A034326 A053833 A087999 this_sequence A043272 A071523 A070696
Adjacent sequences: A106611 A106612 A106613 this_sequence A106615 A106616 A106617
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KEYWORD
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nonn,frac
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), May 15 2005
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