A306466 Inverse to A306465.
1, 2, 3, 5, 7, 9, 11, 13, 15, 4, 6, 17, 18, 20, 43, 45, 47, 49, 57, 19, 21, 22, 24, 26, 51, 53, 55, 59, 61, 23, 28, 29, 31, 37, 63, 65, 67, 69, 71, 33, 35, 39, 41, 73, 166, 188, 190, 192, 194, 168, 170, 172, 174, 176, 196, 198, 200, 202, 204, 178, 180, 182
Offset: 1
Examples
A306465(39) = 42, hence a(42) = 39.