| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 0 |
| 11 | 2 |
| 12 | 2 |
| 13 | 0 |
| 14 | 2 |
| 15 | 2 |
| 16 | 1 |
| 17 | 2 |
| 18 | 2 |
| 19 | 2 |
| 20 | 3 |
| 21 | 2 |
| 22 | 3 |
| 23 | 4 |
| 24 | 4 |
| 25 | 3 |
| 26 | 4 |
| 27 | 5 |
| 28 | 4 |
| 29 | 4 |
| 30 | 6 |
| 31 | 5 |
| 32 | 6 |
| 33 | 7 |
| 34 | 6 |
| 35 | 8 |
| 36 | 9 |
| 37 | 6 |
| 38 | 9 |
| 39 | 10 |
| 40 | 8 |
| 41 | 10 |
| 42 | 11 |
| 43 | 10 |
| 44 | 13 |
| 45 | 12 |
| 46 | 12 |
| 47 | 15 |
| 48 | 15 |
| 49 | 13 |
| 50 | 16 |
| 51 | 17 |
| 52 | 16 |
| 53 | 17 |
| 54 | 19 |
| 55 | 19 |
| 56 | 21 |
| 57 | 21 |
| 58 | 21 |
| 59 | 24 |
| 60 | 25 |
| 61 | 22 |
| 62 | 26 |
| 63 | 28 |
| 64 | 26 |
| 65 | 28 |
| 66 | 31 |
| 67 | 30 |
[1,0,0,1,0,0,1,0,1,1,0,2,2,0,2,2,1,2,2,2,3,2,3,4, 4,3,4,5,4,4,6,5,6,7,6,8,9,6,9,10,8,10,11,10,13,12, 12,15,15,13,16,17,16,17,19,19,21,21,21,24,25,22, 26,28,26,28,31,30] |