The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 26 |
| 4 | 36 |
| 5 | 43 |
| 6 | 66 |
| 7 | 76 |
| 8 | 149 |
| 9 | 511 |
| 10 | 885 |
| 11 | 3767 |
| 12 | 18157 |
| 13 | 20516 |
| 14 | 26316 |
[1,3,26,36,43,66,76,149,511,885,3767,18157,20516, 26316] |