n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 6 |
4 | 41 |
5 | 330 |
6 | 2882 |
7 | 26604 |
8 | 255313 |
9 | 2521986 |
10 | 25473638 |
11 | 261898548 |
12 | 2731724778 |
13 | 28836047844 |
14 | 307477681188 |
15 | 3306988334808 |
16 | 35833139582529 |
17 | 390803960909106 |
18 | 4286644113507902 |
19 | 47258491871201508 |
20 | 523372307883323566 |
21 | 5819831138546794860 |
22 | 64954314678710555612 |
23 | 727371707764232349672 |
[1,1,6,41,330,2882,26604,255313,2521986,25473638, 261898548,2731724778,28836047844,307477681188, 3306988334808,35833139582529,390803960909106, 4286644113507902,47258491871201508, 523372307883323566,5819831138546794860, 64954314678710555612,727371707764232349672] |