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A137765
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Nontrivial numbers of the elements to the right of the central elements in writing first the denominator and then the numerator(left to right) of Leibniz's harmonic-like triangle. That is, the nontrivial elements of A137764.
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4
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2, 3, 12, 7, 4, 20, 9, 5, 60, 49, 30, 11, 6, 105, 71, 42, 13, 7, 280, 351, 168, 97, 56, 15, 8, 504, 545, 252, 127, 72, 17, 9, 1260, 2561, 840, 799, 360, 161, 90, 19, 10, 2310, 4159, 1320, 1121, 495, 199, 110, 21, 11
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OFFSET
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1,1
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LINKS
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EXAMPLE
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1/1; -->
1/2, 1/2; --> 2
1/3, 5/6, 1/3; --> 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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KEYWORD
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nonn,tabf,frac,less
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AUTHOR
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STATUS
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approved
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