| n | a(n) |
|---|---|
| 0 | 30 |
| 1 | 361 |
| 2 | 21690 |
| 3 | 260641 |
| 4 | 15660150 |
| 5 | 188182441 |
| 6 | 11306606610 |
| 7 | 135867461761 |
| 8 | 8163354312270 |
| 9 | 98096119209001 |
| 10 | 5893930506852330 |
| 11 | 70825262201436961 |
| 12 | 4255409662593069990 |
| 13 | 51135741213318276841 |
| 14 | 3072399882461689680450 |
[30,361,21690,260641,15660150,188182441, 11306606610,135867461761,8163354312270, 98096119209001,5893930506852330,70825262201436961, 4255409662593069990,51135741213318276841, 3072399882461689680450] |