| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 2 |
| 9 | 1 |
| 10 | 3 |
| 11 | 2 |
| 12 | 3 |
| 13 | 3 |
| 14 | 3 |
| 15 | 4 |
| 16 | 5 |
| 17 | 4 |
| 18 | 6 |
| 19 | 5 |
| 20 | 7 |
| 21 | 7 |
| 22 | 8 |
| 23 | 8 |
| 24 | 10 |
| 25 | 9 |
| 26 | 12 |
| 27 | 11 |
| 28 | 13 |
| 29 | 13 |
| 30 | 15 |
| 31 | 15 |
| 32 | 18 |
| 33 | 17 |
| 34 | 20 |
| 35 | 20 |
| 36 | 22 |
| 37 | 23 |
| 38 | 25 |
| 39 | 25 |
| 40 | 29 |
| 41 | 28 |
| 42 | 32 |
| 43 | 32 |
| 44 | 35 |
| 45 | 36 |
| 46 | 39 |
| 47 | 39 |
| 48 | 44 |
| 49 | 43 |
| 50 | 48 |
| 51 | 48 |
| 52 | 52 |
| 53 | 53 |
| 54 | 57 |
| 55 | 58 |
| 56 | 63 |
| 57 | 63 |
| 58 | 68 |
| 59 | 69 |
| 60 | 74 |
| 61 | 75 |
| 62 | 80 |
[1,0,1,0,1,1,1,1,2,1,3,2,3,3,3,4,5,4,6,5,7,7,8,8, 10,9,12,11,13,13,15,15,18,17,20,20,22,23,25,25,29, 28,32,32,35,36,39,39,44,43,48,48,52,53,57,58,63, 63,68,69,74,75,80] |