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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 2 |
| 8 | 2 |
| 9 | 2 |
| 10 | 3 |
| 11 | 4 |
| 12 | 4 |
| 13 | 4 |
| 14 | 5 |
| 15 | 5 |
| 16 | 5 |
| 17 | 6 |
| 18 | 7 |
| 19 | 7 |
| 20 | 8 |
| 21 | 10 |
| 22 | 11 |
| 23 | 11 |
| 24 | 12 |
| 25 | 13 |
| 26 | 13 |
| 27 | 14 |
| 28 | 16 |
| 29 | 17 |
| 30 | 18 |
| 31 | 20 |
| 32 | 22 |
| 33 | 23 |
| 34 | 24 |
| 35 | 26 |
| 36 | 27 |
| 37 | 28 |
| 38 | 30 |
| 39 | 32 |
| 40 | 34 |
| 41 | 36 |
| 42 | 39 |
| 43 | 41 |
| 44 | 43 |
| 45 | 45 |
| 46 | 47 |
| 47 | 49 |
| 48 | 51 |
| 49 | 54 |
| 50 | 57 |
| 51 | 60 |
| 52 | 63 |
| 53 | 66 |
| 54 | 69 |
| 55 | 72 |
| 56 | 75 |
| 57 | 78 |
| 58 | 81 |
| 59 | 84 |
| 60 | 88 |
[1,1,1,1,1,1,1,2,2,2,3,4,4,4,5,5,5,6,7,7,8,10,11, 11,12,13,13,14,16,17,18,20,22,23,24,26,27,28,30, 32,34,36,39,41,43,45,47,49,51,54,57,60,63,66,69, 72,75,78,81,84,88] |