n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 12 |
4 | 48 |
5 | 144 |
6 | 576 |
7 | 960 |
8 | 1260 |
9 | 3600 |
10 | 82944 |
11 | 46080 |
12 | 184320 |
13 | 2985984 |
14 | 129600 |
15 | 55440 |
16 | 6881280 |
17 | 14745600 |
18 | 58982400 |
19 | 106168320 |
20 | 907200 |
21 | 18662400 |
22 | 247669456896 |
23 | 1321205760 |
24 | 2494800 |
25 | 207360000 |
26 | 45158400 |
27 | 7761600 |
28 | 978447237120 |
29 | 543581798400 |
30 | 2174327193600 |
31 | 1014686023680 |
[1,4,12,48,144,576,960,1260,3600,82944,46080, 184320,2985984,129600,55440,6881280,14745600, 58982400,106168320,907200,18662400,247669456896, 1321205760,2494800,207360000,45158400,7761600, 978447237120,543581798400,2174327193600, 1014686023680] |