n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 6 |
5 | 12 |
6 | 30 |
7 | 72 |
8 | 210 |
9 | 630 |
10 | 1920 |
11 | 6336 |
12 | 22176 |
13 | 78975 |
14 | 295680 |
15 | 1144000 |
16 | 4576000 |
17 | 18869760 |
18 | 80061696 |
19 | 348986880 |
20 | 1560176640 |
21 | 7148445696 |
22 | 33530112000 |
23 | 160813154304 |
24 | 787718131200 |
25 | 3938590656000 |
26 | 20083261440000 |
27 | 104351051284480 |
28 | 552173794099200 |
29 | 2973519499493376 |
30 | 16286922357866496 |
31 | 90680032493568000 |
32 | 512971179263262720 |
[1,2,3,6,12,30,72,210,630,1920,6336,22176,78975, 295680,1144000,4576000,18869760,80061696, 348986880,1560176640,7148445696,33530112000, 160813154304,787718131200,3938590656000, 20083261440000,104351051284480,552173794099200, 2973519499493376,16286922357866496, 90680032493568000,512971179263262720] |