The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 12 |
| 2 | 29 |
| 3 | 124 |
| 4 | 1790 |
| 5 | 30939 |
| 6 | 525895 |
| 7 | 8439116 |
| 8 | 130610844 |
| 9 | 1967828529 |
| 10 | 29070445544 |
| 11 | 422988995515 |
| 12 | 6081228134954 |
| 13 | 86580348551185 |
| 14 | 1222760452357981 |
| 15 | 17151917685428842 |
| 16 | 239202719875959959 |
| 17 | 3319294757106439138 |
[12,29,124,1790,30939,525895,8439116,130610844, 1967828529,29070445544,422988995515,6081228134954, 86580348551185,1222760452357981,17151917685428842, 239202719875959959,3319294757106439138] |