| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 144 |
| 3 | 1296 |
| 4 | 3600 |
| 5 | 176400 |
| 6 | 156816 |
| 7 | 2985984 |
| 8 | 921600 |
| 9 | 2702736 |
| 10 | 11696400 |
| 11 | 18974736 |
| 12 | 21566736 |
| 13 | 17740944 |
| 14 | 5992704 |
| 15 | 125888400 |
| 16 | 7290000 |
| 17 | 8363664 |
| 18 | 12027024 |
| 19 | 63680400 |
| 20 | 210830400 |
| 21 | 13838400 |
| 22 | 72590400 |
| 23 | 15116544 |
| 24 | 15397776 |
| 25 | 67568400 |
| 26 | 128595600 |
| 27 | 80784144 |
| 28 | 93315600 |
| 29 | 33039504 |
[1,144,1296,3600,176400,156816,2985984,921600, 2702736,11696400,18974736,21566736,17740944, 5992704,125888400,7290000,8363664,12027024, 63680400,210830400,13838400,72590400,15116544, 15397776,67568400,128595600,80784144,93315600, 33039504] |