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