n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 2 |
3 | 9 |
4 | 88 |
5 | 985 |
6 | 14976 |
7 | 278929 |
8 | 6208000 |
9 | 163268865 |
10 | 4979147680 |
11 | 173500986241 |
12 | 6838921208736 |
13 | 302161792811905 |
14 | 14840867887070512 |
15 | 804732692174218305 |
16 | 47888731015720316416 |
17 | 3110871265807567331329 |
18 | 219546952410733092279360 |
[1,0,2,9,88,985,14976,278929,6208000,163268865, 4979147680,173500986241,6838921208736, 302161792811905,14840867887070512, 804732692174218305,47888731015720316416, 3110871265807567331329,219546952410733092279360] |