The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 88 |
| 2 | 508 |
| 3 | 508 |
| 4 | 2960 |
| 5 | 4568 |
| 6 | 2960 |
| 7 | 17464 |
| 8 | 41608 |
| 9 | 41608 |
| 10 | 17464 |
| 11 | 104112 |
| 12 | 389520 |
| 13 | 587908 |
| 14 | 389520 |
| 15 | 104112 |
| 16 | 626480 |
| 17 | 3726296 |
| 18 | 8623452 |
| 19 | 8623452 |
| 20 | 3726296 |
| 21 | 626480 |
| 22 | 3800832 |
| 23 | 36383144 |
| 24 | 130105204 |
| 25 | 199639388 |
| 26 | 130105204 |
| 27 | 36383144 |
| 28 | 3800832 |
| 29 | 23225504 |
[88,508,508,2960,4568,2960,17464,41608,41608, 17464,104112,389520,587908,389520,104112,626480, 3726296,8623452,8623452,3726296,626480,3800832, 36383144,130105204,199639388,130105204,36383144, 3800832,23225504] |