The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 343 |
| 3 | 400 |
| 4 | 9261 |
| 5 | 189728 |
| 6 | 224939 |
| 7 | 972000 |
| 8 | 1705636 |
| 9 | 2205472 |
| 10 | 3087000 |
| 11 | 3591200 |
| 12 | 3648100 |
| 13 | 7968032 |
| 14 | 13645088 |
| 15 | 15350724 |
| 16 | 21161304 |
| 17 | 24240600 |
| 18 | 25992000 |
| 19 | 26680500 |
| 20 | 29184800 |
| 21 | 32832900 |
| 22 | 48586824 |
| 23 | 51595489 |
| 24 | 80802000 |
| 25 | 103617387 |
| 26 | 109215352 |
| 27 | 110215125 |
| 28 | 119604096 |
| 29 | 122805792 |
[81,343,400,9261,189728,224939,972000,1705636, 2205472,3087000,3591200,3648100,7968032,13645088, 15350724,21161304,24240600,25992000,26680500, 29184800,32832900,48586824,51595489,80802000, 103617387,109215352,110215125,119604096,122805792] |