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A137752 First numerator and then denominator (left to right) of Leibniz's harmonic-like triangle. +0
18
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, 1, 6, 11, 30, 49, 60, 49, 60, 11, 30, 1, 6, 1, 7, 13, 42, 71, 105, 209, 140, 71, 105, 13, 42, 1, 7, 1, 8, 15, 56, 97, 168, 351, 280, 351, 280, 97, 168 (list; table; graph; listen)
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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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