The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 2 |
| 12 | 2 |
| 13 | 2 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 2 |
| 18 | 2 |
| 19 | 1 |
| 20 | 1 |
| 21 | 1 |
| 22 | 2 |
| 23 | 2 |
| 24 | 4 |
| 25 | 2 |
| 26 | 2 |
| 27 | 1 |
| 28 | 1 |
| 29 | 3 |
| 30 | 6 |
| 31 | 6 |
| 32 | 6 |
| 33 | 6 |
| 34 | 3 |
| 35 | 1 |
| 36 | 1 |
| 37 | 2 |
| 38 | 6 |
| 39 | 12 |
| 40 | 6 |
| 41 | 12 |
| 42 | 6 |
| 43 | 2 |
| 44 | 1 |
| 45 | 1 |
| 46 | 4 |
| 47 | 8 |
| 48 | 24 |
| 49 | 24 |
| 50 | 24 |
| 51 | 24 |
| 52 | 8 |
| 53 | 4 |
| 54 | 1 |
| 55 | 1 |
| 56 | 3 |
| 57 | 12 |
| 58 | 24 |
| 59 | 36 |
| 60 | 72 |
| 61 | 36 |
| 62 | 24 |
| 63 | 12 |
| 64 | 3 |
| 65 | 1 |
| 66 | 1 |
| 67 | 5 |
| 68 | 15 |
| 69 | 60 |
| 70 | 60 |
| 71 | 180 |
| 72 | 180 |
| 73 | 60 |
| 74 | 60 |
| 75 | 15 |
| 76 | 5 |
| 77 | 1 |
| 78 | 1 |
| 79 | 5 |
| 80 | 25 |
| 81 | 75 |
| 82 | 150 |
| 83 | 300 |
| 84 | 450 |
| 85 | 300 |
| 86 | 150 |
| 87 | 75 |
| 88 | 25 |
| 89 | 5 |
| 90 | 1 |
[1,1,1,1,1,1,1,1,1,1,1,2,2,2,1,1,1,2,2,1,1,1,2,2, 4,2,2,1,1,3,6,6,6,6,3,1,1,2,6,12,6,12,6,2,1,1,4,8, 24,24,24,24,8,4,1,1,3,12,24,36,72,36,24,12,3,1,1, 5,15,60,60,180,180,60,60,15,5,1,1,5,25,75,150,300, 450,300,150,75,25,5,1] |