The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 11 |
| 4 | 11 |
| 5 | 61 |
| 6 | 11 |
| 7 | 82 |
| 8 | 82 |
| 9 | 82 |
| 10 | 171 |
| 11 | 1951 |
| 12 | 1951 |
| 13 | 26133 |
| 14 | 13424 |
| 15 | 41273 |
| 16 | 41273 |
| 17 | 716656 |
| 18 | 716656 |
| 19 | 13871719 |
| 20 | 13871719 |
| 21 | 4700888 |
| 22 | 9548741 |
| 23 | 222854273 |
| 24 | 222854273 |
| 25 | 222854273 |
| 26 | 112857219 |
| 27 | 112857219 |
| 28 | 112857219 |
| 29 | 3310041496 |
| 30 | 20075905417 |
[1,3,11,11,61,11,82,82,82,171,1951,1951,26133, 13424,41273,41273,716656,716656,13871719,13871719, 4700888,9548741,222854273,222854273,222854273, 112857219,112857219,112857219,3310041496, 20075905417] |