n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 14 |
4 | 91 |
5 | 756 |
6 | 7657 |
7 | 91504 |
8 | 1260441 |
9 | 19663280 |
10 | 342669691 |
11 | 6597811584 |
12 | 139094618467 |
13 | 3186675803584 |
14 | 78834061767825 |
15 | 2094418664339456 |
16 | 59474007876381553 |
17 | 1797637447068293376 |
18 | 57623116235327599411 |
[1,1,3,14,91,756,7657,91504,1260441,19663280, 342669691,6597811584,139094618467,3186675803584, 78834061767825,2094418664339456,59474007876381553, 1797637447068293376,57623116235327599411] |