n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 6 |
5 | 24 |
6 | 116 |
7 | 636 |
8 | 3823 |
9 | 24729 |
10 | 170187 |
11 | 1236536 |
12 | 9431875 |
13 | 75202833 |
14 | 624669675 |
15 | 5390981898 |
16 | 48229922730 |
17 | 446459295023 |
18 | 4269397134669 |
19 | 42117578374712 |
20 | 428090022559608 |
21 | 4478159536973989 |
22 | 48163581285504612 |
23 | 532096844251876645 |
24 | 6033134642314812383 |
[1,1,2,6,24,116,636,3823,24729,170187,1236536, 9431875,75202833,624669675,5390981898,48229922730, 446459295023,4269397134669,42117578374712, 428090022559608,4478159536973989, 48163581285504612,532096844251876645, 6033134642314812383] |