n | a(n) |
---|---|
1 | 1 |
2 | 8 |
3 | 105 |
4 | 5760 |
5 | 328185 |
6 | 42577920 |
7 | 5568833025 |
8 | 1300252262400 |
9 | 304513870485825 |
10 | 111644006842368000 |
11 | 40992233865440682825 |
12 | 21695920874860629196800 |
13 | 11492457771692770753505625 |
14 | 8291067715225260172247040000 |
[1,8,105,5760,328185,42577920,5568833025, 1300252262400,304513870485825,111644006842368000, 40992233865440682825,21695920874860629196800, 11492457771692770753505625, 8291067715225260172247040000] |