The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 3 |
| 5 | 3 |
| 6 | 6 |
| 7 | 6 |
| 8 | 4 |
| 9 | 4 |
| 10 | 4 |
| 11 | 4 |
| 12 | 12 |
| 13 | 12 |
| 14 | 12 |
| 15 | 12 |
| 16 | 5 |
| 17 | 5 |
| 18 | 10 |
| 19 | 10 |
| 20 | 15 |
| 21 | 15 |
| 22 | 30 |
| 23 | 30 |
| 24 | 20 |
| 25 | 20 |
| 26 | 20 |
| 27 | 20 |
| 28 | 60 |
| 29 | 60 |
| 30 | 60 |
| 31 | 60 |
| 32 | 6 |
| 33 | 6 |
| 34 | 6 |
| 35 | 6 |
| 36 | 6 |
| 37 | 6 |
| 38 | 6 |
| 39 | 6 |
| 40 | 12 |
| 41 | 12 |
| 42 | 12 |
| 43 | 12 |
| 44 | 12 |
| 45 | 12 |
| 46 | 12 |
| 47 | 12 |
| 48 | 30 |
| 49 | 30 |
| 50 | 30 |
| 51 | 30 |
| 52 | 30 |
| 53 | 30 |
| 54 | 30 |
| 55 | 30 |
| 56 | 60 |
| 57 | 60 |
| 58 | 60 |
| 59 | 60 |
| 60 | 60 |
| 61 | 60 |
| 62 | 60 |
| 63 | 60 |
| 64 | 7 |
| 65 | 7 |
| 66 | 14 |
| 67 | 14 |
| 68 | 21 |
| 69 | 21 |
| 70 | 42 |
[1,1,2,2,3,3,6,6,4,4,4,4,12,12,12,12,5,5,10,10,15, 15,30,30,20,20,20,20,60,60,60,60,6,6,6,6,6,6,6,6, 12,12,12,12,12,12,12,12,30,30,30,30,30,30,30,30, 60,60,60,60,60,60,60,60,7,7,14,14,21,21,42] |