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A137755 Nontrivial numerators (left to right) of Leibniz's harmonic-like triangle. 14
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; refs; listen; history; internal format)
OFFSET

1,1

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;

CROSSREFS

Cf. A003506; A007622; A046201; A046204; A046205; A046206; A046208; A046212; A137752; A137753; A137754.

Sequence in context: A001989 A086056 A154475 * A201459 A053672 A087525

Adjacent sequences:  A137752 A137753 A137754 * A137756 A137757 A137758

KEYWORD

frac,nonn,tabl

AUTHOR

Mohammad K. Azarian (azarian(AT)evansville.edu), Feb 10 2008

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Last modified February 14 21:50 EST 2012. Contains 205663 sequences.