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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 2 |
| 7 | 2 |
| 8 | 3 |
| 9 | 4 |
| 10 | 4 |
| 11 | 3 |
| 12 | 4 |
| 13 | 5 |
| 14 | 4 |
| 15 | 4 |
| 16 | 6 |
| 17 | 6 |
| 18 | 7 |
| 19 | 6 |
| 20 | 7 |
| 21 | 8 |
| 22 | 8 |
| 23 | 7 |
| 24 | 9 |
| 25 | 11 |
| 26 | 10 |
| 27 | 10 |
| 28 | 11 |
| 29 | 12 |
| 30 | 12 |
| 31 | 12 |
| 32 | 13 |
| 33 | 15 |
| 34 | 16 |
| 35 | 13 |
| 36 | 17 |
| 37 | 18 |
| 38 | 17 |
| 39 | 17 |
| 40 | 20 |
| 41 | 20 |
| 42 | 21 |
| 43 | 20 |
| 44 | 20 |
| 45 | 25 |
| 46 | 23 |
| 47 | 22 |
| 48 | 25 |
| 49 | 27 |
| 50 | 27 |
| 51 | 26 |
| 52 | 29 |
| 53 | 30 |
| 54 | 33 |
| 55 | 31 |
| 56 | 32 |
| 57 | 36 |
| 58 | 37 |
| 59 | 33 |
| 60 | 35 |
| 61 | 40 |
| 62 | 38 |
| 63 | 40 |
| 64 | 41 |
| 65 | 42 |
| 66 | 46 |
| 67 | 43 |
| 68 | 44 |
| 69 | 49 |
| 70 | 50 |
| 71 | 47 |
| 72 | 54 |
| 73 | 54 |
| 74 | 54 |
| 75 | 54 |
| 76 | 55 |
| 77 | 58 |
| 78 | 60 |
| 79 | 61 |
[1,1,1,1,2,2,2,2,3,4,4,3,4,5,4,4,6,6,7,6,7,8,8,7, 9,11,10,10,11,12,12,12,13,15,16,13,17,18,17,17,20, 20,21,20,20,25,23,22,25,27,27,26,29,30,33,31,32, 36,37,33,35,40,38,40,41,42,46,43,44,49,50,47,54, 54,54,54,55,58,60,61] |