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A046577
First denominator and then numerator of the elements to the right of the central elements of the 1/4-Pascal triangle (by row), excluding 1's.
0
4, 5, 4, 9, 4, 19, 4, 13, 8, 4, 17, 2, 35, 4, 49, 4, 21, 4, 119, 2, 35, 4, 25, 4, 259, 4, 189, 4, 95, 4, 29, 112, 71, 31, 4, 33, 2, 483, 183, 102, 4, 157, 4, 37, 2, 849, 285, 4, 565, 2, 97, 4, 41, 2, 1815, 2, 1419, 4, 1705, 4, 759, 4, 235, 4, 45, 1617, 4, 4543, 616, 2, 497, 70, 4
OFFSET
1,1
EXAMPLE
1/1; 1/1 1/1; 1/1 1/4 1/1; 1/1 5/4 5/4 1/1; 1/1 9/4 5/2 9/4 1/1; 1/1 13/4 19/4 19/4 13/4 1/1; 1/1 17/4 8/1 19/2 8/1 17/4 1/1; 1/1 21/4 49/4 35/2 35/2 49/4 21/4 1/1; ...
CROSSREFS
Cf. A046563.
Sequence in context: A045834 A106148 A192038 * A176016 A184833 A281385
KEYWORD
nonn
EXTENSIONS
More terms from James A. Sellers, Dec 14 1999
STATUS
approved