The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 4 |
| 7 | 4 |
| 8 | 5 |
| 9 | 7 |
| 10 | 6 |
| 11 | 11 |
| 12 | 5 |
| 13 | 13 |
| 14 | 5 |
| 15 | 5 |
| 16 | 6 |
| 17 | 9 |
| 18 | 8 |
| 19 | 19 |
| 20 | 7 |
| 21 | 7 |
| 22 | 12 |
| 23 | 12 |
| 24 | 6 |
| 25 | 21 |
| 26 | 14 |
| 27 | 19 |
| 28 | 6 |
| 29 | 29 |
| 30 | 6 |
| 31 | 6 |
| 32 | 7 |
| 33 | 11 |
| 34 | 10 |
| 35 | 13 |
| 36 | 9 |
| 37 | 37 |
| 38 | 20 |
| 39 | 13 |
| 40 | 8 |
| 41 | 21 |
| 42 | 8 |
| 43 | 15 |
| 44 | 13 |
| 45 | 13 |
| 46 | 13 |
| 47 | 24 |
| 48 | 7 |
| 49 | 22 |
| 50 | 22 |
[2,3,3,4,5,4,4,5,7,6,11,5,13,5,5,6,9,8,19,7,7,12, 12,6,21,14,19,6,29,6,6,7,11,10,13,9,37,20,13,8,21, 8,15,13,13,13,24,7,22,22] |