n | a(n) |
---|---|
4 | 1 |
5 | 55 |
6 | 10 |
7 | 1815 |
8 | 660 |
9 | 65 |
10 | 46585 |
11 | 25410 |
12 | 5005 |
13 | 350 |
14 | 1024870 |
15 | 745360 |
16 | 220220 |
17 | 30800 |
18 | 1701 |
19 | 20292426 |
20 | 18447660 |
21 | 7267260 |
22 | 1524600 |
23 | 168399 |
24 | 7770 |
25 | 372027810 |
26 | 405848520 |
27 | 199849650 |
28 | 55902000 |
29 | 9261945 |
30 | 854700 |
31 | 34105 |
32 | 6430766430 |
[1,55,10,1815,660,65,46585,25410,5005,350,1024870, 745360,220220,30800,1701,20292426,18447660, 7267260,1524600,168399,7770,372027810,405848520, 199849650,55902000,9261945,854700,34105, 6430766430] |