A046609 Odd numbers in the numerators of the 1/5-Pascal triangle (by row).

1, 1, 1, 1, 1, 1, 1, 1, 1, 11, 11, 1, 1, 23, 23, 1, 1, 21, 39, 39, 21, 1, 1, 17, 17, 1, 1, 31, 29, 29, 31, 1, 1, 117, 231, 63, 63, 231, 117, 1, 1, 41, 153, 153, 41, 1, 1, 501, 501, 1, 1, 51, 139, 279, 279, 139, 51, 1, 1, 291, 187, 693, 693, 187, 291, 1, 1, 61, 347, 605, 1111