n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 5 |
4 | 37 |
5 | 401 |
6 | 7177 |
7 | 211675 |
8 | 10163916 |
9 | 789061887 |
10 | 99261256018 |
11 | 20257890922045 |
12 | 6705845140373654 |
13 | 3599724849478263520 |
[1,1,5,37,401,7177,211675,10163916,789061887, 99261256018,20257890922045,6705845140373654, 3599724849478263520] |