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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 36 |
| 3 | 788 |
| 4 | 19608 |
| 5 | 495985 |
| 6 | 12340932 |
| 7 | 300892325 |
| 8 | 7202270426 |
| 9 | 169987960308 |
| 10 | 3972599259664 |
| 11 | 92292550974356 |
[3,36,788,19608,495985,12340932,300892325, 7202270426,169987960308,3972599259664, 92292550974356] |