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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 132 |
| 2 | 8712 |
| 3 | 383372 |
| 4 | 12655632 |
| 5 | 334338708 |
| 6 | 7363888664 |
| 7 | 139100713884 |
| 8 | 2300684695584 |
| 9 | 33851564979364 |
| 10 | 448681205484072 |
| 11 | 5411871200791980 |
| 12 | 59904484213281840 |
| 13 | 612840192258608820 |
| 14 | 5829554227763981880 |
[1,132,8712,383372,12655632,334338708,7363888664, 139100713884,2300684695584,33851564979364, 448681205484072,5411871200791980, 59904484213281840,612840192258608820, 5829554227763981880] |