n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 15 |
6 | 55 |
7 | 246 |
8 | 1398 |
9 | 10301 |
10 | 98532 |
11 | 1246479 |
12 | 20837171 |
13 | 466087624 |
14 | 13943041873 |
15 | 563753074915 |
16 | 30784745506212 |
[1,1,2,5,15,55,246,1398,10301,98532,1246479, 20837171,466087624,13943041873,563753074915, 30784745506212] |