n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 120 |
6 | 624 |
7 | 4560 |
8 | 37440 |
9 | 323520 |
10 | 3167616 |
11 | 34387248 |
12 | 397398720 |
13 | 5179836888 |
14 | 69488212320 |
15 | 1032953884956 |
[1,2,6,24,120,624,4560,37440,323520,3167616, 34387248,397398720,5179836888,69488212320, 1032953884956] |