The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 49 |
| 2 | 324 |
| 3 | 1024 |
| 4 | 1444 |
| 5 | 1681 |
| 6 | 2600 |
| 7 | 9800 |
| 8 | 265225 |
| 9 | 332928 |
| 10 | 379456 |
| 11 | 421200 |
| 12 | 1940449 |
| 13 | 4198400 |
| 14 | 4293184 |
| 15 | 4739328 |
| 16 | 8346320 |
| 17 | 11309768 |
| 18 | 27050400 |
| 19 | 65918161 |
| 20 | 203694425 |
| 21 | 384199200 |
| 22 | 418488849 |
| 23 | 546717924 |
| 24 | 2239277041 |
| 25 | 2687489280 |
| 26 | 4866742025 |
| 27 | 5783450400 |
| 28 | 6933892900 |
| 29 | 7725003664 |
[49,324,1024,1444,1681,2600,9800,265225,332928, 379456,421200,1940449,4198400,4293184,4739328, 8346320,11309768,27050400,65918161,203694425, 384199200,418488849,546717924,2239277041, 2687489280,4866742025,5783450400,6933892900, 7725003664] |