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