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A137756
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Nontrivial elements in writing the numerator of an element first and then the denominator of that element (left to right) of Leibniz's harmonic-like triangle. That is, the nontrivial elements of A137752.
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13
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2, 2, 3, 5, 6, 3, 4, 7, 12, 7, 12, 4, 5, 9, 20, 31, 30, 9, 20, 5, 6, 11, 30, 49, 60, 49, 60, 11, 30, 6, 7, 13, 42, 71, 105, 209, 140, 71, 105, 13, 42, 7, 8, 15, 56, 97, 168, 351, 280, 351, 280, 97, 168, 15, 56, 8, 9, 17, 72, 127, 252, 545, 504, 1471
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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EXAMPLE
| 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
| Cf. A003506; A007622; A046201; A046204; A046205; A046206; A046208; A046212; A137752; A137753; A137754; A137755.
Sequence in context: A035537 A101779 A169891 * A051732 A098382 A098180
Adjacent sequences: A137753 A137754 A137755 * A137757 A137758 A137759
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KEYWORD
| frac,nonn,tabl
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AUTHOR
| Mohammad K. Azarian (azarian(AT)evansville.edu), Feb 10 2008
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