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.

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