The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 38 |
| 2 | 696 |
| 3 | 18210 |
| 4 | 390064 |
| 5 | 8134304 |
| 6 | 164351184 |
| 7 | 3258530608 |
| 8 | 63679868768 |
| 9 | 1230707111424 |
| 10 | 23573013881888 |
| 11 | 448188039743360 |
| 12 | 8468276406290880 |
| 13 | 159151109503787520 |
| 14 | 2977237536021550208 |
| 15 | 55469798154343791232 |
[38,696,18210,390064,8134304,164351184,3258530608, 63679868768,1230707111424,23573013881888, 448188039743360,8468276406290880, 159151109503787520,2977237536021550208, 55469798154343791232] |