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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3432 |
| 2 | 2760615 |
| 3 | 877262100 |
| 4 | 142174944340 |
| 5 | 13710834632352 |
| 6 | 872299918503728 |
| 7 | 39405996318420160 |
| 8 | 1335119245893326400 |
| 9 | 35384083398854927360 |
| 10 | 758274102606038236608 |
| 11 | 13494534142758137486784 |
[1,3432,2760615,877262100,142174944340, 13710834632352,872299918503728,39405996318420160, 1335119245893326400,35384083398854927360, 758274102606038236608,13494534142758137486784] |