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