| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 3 |
| 6 | 4 |
| 7 | 5 |
| 8 | 6 |
| 9 | 8 |
| 10 | 10 |
| 11 | 12 |
| 12 | 15 |
| 13 | 17 |
| 14 | 20 |
| 15 | 24 |
| 16 | 27 |
| 17 | 31 |
| 18 | 36 |
| 19 | 40 |
| 20 | 45 |
| 21 | 51 |
| 22 | 56 |
| 23 | 61 |
| 24 | 67 |
| 25 | 72 |
| 26 | 78 |
| 27 | 84 |
| 28 | 89 |
| 29 | 94 |
| 30 | 100 |
| 31 | 104 |
| 32 | 108 |
| 33 | 113 |
| 34 | 115 |
| 35 | 118 |
| 36 | 121 |
| 37 | 122 |
| 38 | 123 |
| 39 | 124 |
| 40 | 123 |
| 41 | 122 |
| 42 | 121 |
| 43 | 118 |
| 44 | 115 |
| 45 | 113 |
| 46 | 108 |
| 47 | 104 |
| 48 | 100 |
| 49 | 94 |
| 50 | 89 |
| 51 | 84 |
| 52 | 78 |
[1,1,1,2,2,3,4,5,6,8,10,12,15,17,20,24,27,31,36, 40,45,51,56,61,67,72,78,84,89,94,100,104,108,113, 115,118,121,122,123,124,123,122,121,118,115,113, 108,104,100,94,89,84,78] |