n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 32 |
4 | 350 |
5 | 8712 |
6 | 526848 |
7 | 80289792 |
8 | 31428168318 |
9 | 31906468445000 |
10 | 84447578671097576 |
11 | 584524457418427932672 |
12 | 10604795873304968964262400 |
13 | 505245441738743508813986275328 |
14 | 63320582170435750241601032951040000 |
15 | 20908669294849228879861552351685432573952 |
[1,2,6,32,350,8712,526848,80289792,31428168318, 31906468445000,84447578671097576, 584524457418427932672,10604795873304968964262400, 505245441738743508813986275328, 63320582170435750241601032951040000, 20908669294849228879861552351685432573952] |