n | a(n) |
---|---|
3 | 1 |
4 | 30 |
5 | 2940 |
6 | 612360 |
7 | 221371920 |
8 | 123506903520 |
9 | 98513415000000 |
10 | 106466143825641600 |
11 | 149822417112092524800 |
12 | 266259578976734741798400 |
13 | 583256031964344606759091200 |
14 | 1544112027465820312500000000000 |
15 | 4860420955731492909364541975040000 |
[1,30,2940,612360,221371920,123506903520, 98513415000000,106466143825641600, 149822417112092524800,266259578976734741798400, 583256031964344606759091200, 1544112027465820312500000000000, 4860420955731492909364541975040000] |