A065286 The bisection of odd terms (the <= 0 half of Z) of A065285.
0, 2, 4, 2, 8, 10, 4, 4, 16, 18, 20, 22, 8, 8, 8, 8, 32, 34, 36, 38, 40, 42, 44, 46, 16, 16, 16, 16, 16, 16, 16, 16, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 128, 130, 132, 134, 136, 138, 140
Offset: 1