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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 2 |
| 3 | 1 |
| 4 | 3 |
| 5 | 3 |
| 6 | 4 |
| 7 | 4 |
| 8 | 5 |
| 9 | 7 |
| 10 | 7 |
| 11 | 8 |
| 12 | 7 |
| 13 | 10 |
| 14 | 8 |
| 15 | 10 |
| 16 | 10 |
| 17 | 11 |
| 18 | 10 |
| 19 | 13 |
| 20 | 11 |
| 21 | 13 |
| 22 | 13 |
| 23 | 14 |
| 24 | 16 |
| 25 | 16 |
| 26 | 17 |
| 27 | 16 |
| 28 | 19 |
| 29 | 17 |
| 30 | 19 |
| 31 | 19 |
| 32 | 20 |
| 33 | 21 |
| 34 | 21 |
| 35 | 22 |
| 36 | 22 |
| 37 | 23 |
| 38 | 24 |
| 39 | 24 |
| 40 | 25 |
| 41 | 24 |
| 42 | 27 |
| 43 | 25 |
| 44 | 27 |
| 45 | 27 |
| 46 | 28 |
| 47 | 30 |
| 48 | 30 |
| 49 | 31 |
| 50 | 30 |
| 51 | 33 |
| 52 | 31 |
| 53 | 33 |
| 54 | 33 |
| 55 | 34 |
| 56 | 36 |
| 57 | 36 |
| 58 | 37 |
| 59 | 36 |
| 60 | 39 |
| 61 | 37 |
| 62 | 39 |
| 63 | 39 |
| 64 | 40 |
| 65 | 39 |
| 66 | 42 |
| 67 | 40 |
| 68 | 42 |
| 69 | 42 |
| 70 | 43 |
| 71 | 45 |
| 72 | 45 |
| 73 | 46 |
| 74 | 45 |
| 75 | 48 |
[1,0,2,1,3,3,4,4,5,7,7,8,7,10,8,10,10,11,10,13,11, 13,13,14,16,16,17,16,19,17,19,19,20,21,21,22,22, 23,24,24,25,24,27,25,27,27,28,30,30,31,30,33,31, 33,33,34,36,36,37,36,39,37,39,39,40,39,42,40,42, 42,43,45,45,46,45,48] |