n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 12 |
4 | 24 |
5 | 720 |
6 | 1440 |
7 | 60480 |
8 | 4480 |
9 | 3628800 |
10 | 1036800 |
11 | 479001600 |
12 | 958003200 |
13 | 2615348736000 |
14 | 172204032 |
15 | 2414168064000 |
16 | 62768369664000 |
17 | 2462451425280000 |
18 | 9146248151040000 |
19 | 51090942171709440000 |
20 | 136216903680000 |
21 | 33720021833328230400000 |
22 | 67440043666656460800000 |
[1,2,12,24,720,1440,60480,4480,3628800,1036800, 479001600,958003200,2615348736000,172204032, 2414168064000,62768369664000,2462451425280000, 9146248151040000,51090942171709440000, 136216903680000,33720021833328230400000, 67440043666656460800000] |