A028278 Odd elements in 4-Pascal triangle A028275 (by row) that are not 1.
5, 5, 7, 7, 23, 23, 9, 31, 55, 55, 31, 9, 11, 11, 61, 61, 13, 73, 237, 237, 73, 13, 735, 735, 15, 1045, 1947, 1947, 1045, 15, 115, 1441, 4587, 4587, 1441, 115, 17, 131, 611, 1937, 4433, 7579, 9867, 9867, 7579, 4433, 1937, 611, 131, 17, 19, 19, 185, 185, 21, 205
Offset: 0
Extensions
More terms from James Sellers