A137768 Nontrivial odd numbers in writing first the numerator and then the denominator (left to right) of Leibniz's harmonic-like triangle.

3, 5, 3, 7, 7, 5, 9, 31, 9, 5, 11, 49, 49, 11, 7, 13, 71, 105, 209, 71, 105, 13, 7, 15, 97, 351, 351, 97, 15, 9, 17, 127, 545, 1471, 545, 127, 17, 9, 19, 161, 799, 2561, 2561, 799, 161, 19, 11, 21, 199, 495, 1121, 4159, 10625, 4159, 1121, 199, 495, 21, 11

Offset: 1

Author

Mohammad K. Azarian, Feb 13 2008

Keywords

• nonn
• tabf
• frac
• less

Examples

			1/1; -->
1/2, 1/2; -->
1/3, 5/6, 1/3;  --> 3 5 3
1/4, 7/12, 7/12, 1/4; --> 7 7
1/5, 9/20, 31/30, 9/20, 1/5; --> ...
		

Crossrefs

Cf. A137752.

Cf. A046212, A137752, A137753, A137754, A137755, A137756, A137757, A137758, A137759, A137760, A137761, A137762, A137763, A137764, A137765, A137766, A137767.