A050828 Odd numbers in the sequence generated by a(n)=a(a(n-3))+a(n-a(n-3)).

1, 1, 1, 3, 5, 7, 9, 11, 13, 13, 15, 17, 19, 21, 21, 23, 25, 25, 27, 29, 29, 29, 29, 29, 31, 33, 35, 37, 37, 39, 41, 41, 43, 45, 47, 49, 51, 51, 51, 51, 53, 55, 57, 57, 59, 59, 61, 61, 61, 61, 61, 61, 61, 63, 65, 67, 69, 69, 71, 73, 73, 75, 77, 79, 81, 83, 85, 87, 87, 89, 91