n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 8 |
4 | 80 |
5 | 1088 |
6 | 19232 |
7 | 424400 |
8 | 11361786 |
9 | 361058000 |
10 | 13386003873 |
11 | 570886397340 |
12 | 27681861184474 |
13 | 1511143062540976 |
14 | 92091641176725504 |
15 | 6219762391554815200 |
16 | 462595509951068027741 |
17 | 37676170944802047077248 |
18 | 3343539821715571537772071 |
19 | 321874499078487207168905840 |
[1,0,1,8,80,1088,19232,424400,11361786,361058000, 13386003873,570886397340,27681861184474, 1511143062540976,92091641176725504, 6219762391554815200,462595509951068027741, 37676170944802047077248,3343539821715571537772071, 321874499078487207168905840] |