A022305 Exactly half the first a(n) terms of A022303 are 1's.
2, 4, 6, 10, 12, 14, 16, 18, 20, 22, 24, 26, 32, 34, 36, 38, 40, 42, 44, 46, 50, 52, 54, 56, 58, 60, 64, 66, 68, 70, 72, 74, 76, 78, 82, 84, 94, 100, 102, 112, 114, 118, 120, 122, 124, 126, 128, 132, 134, 136, 138, 140, 142, 144, 146, 148, 154, 156, 158
Offset: 0