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Search: id:A137755
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| A137755 |
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Nontrivial numerators (left to right) of Leibniz's harmonic-like triangle. |
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15
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| 5, 7, 7, 9, 31, 9, 11, 49, 49, 11, 13, 71, 209, 71, 13, 15, 97, 351, 351, 97, 15, 17, 127, 545, 1471, 545, 127, 17, 19, 161, 799, 2561, 2561, 799, 161, 19, 21, 199, 1121, 4159, 10625, 4159, 1121, 199, 21
(list; table; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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1/1; 1/2, 1/2; 1/3, 5/6, 1/3; 1/4, 7/12, 7/12, 1/4; 1/5, 9/20, 31/30, 9/20, 1/5;
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CROSSREFS
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Cf. A003506; A007622; A046201; A046204; A046205; A046206; A046208; A046212; A137752; A137753; A137754.
Sequence in context: A001989 A086056 A154475 this_sequence A053672 A087525 A078496
Adjacent sequences: A137752 A137753 A137754 this_sequence A137756 A137757 A137758
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KEYWORD
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frac,nonn,tabl
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AUTHOR
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Mohammad K. Azarian (azarian(AT)evansville.edu), Feb 10 2008
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