n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 7 |
4 | 66 |
5 | 1078 |
6 | 33812 |
7 | 2124864 |
8 | 269617328 |
9 | 68809824944 |
10 | 35197776962400 |
11 | 36032789666289920 |
12 | 73789365506598519808 |
13 | 302234307608870314427904 |
14 | 2475886847109430725963593728 |
15 | 40564851077856428731075010538496 |
[0,0,1,7,66,1078,33812,2124864,269617328, 68809824944,35197776962400,36032789666289920, 73789365506598519808,302234307608870314427904, 2475886847109430725963593728, 40564851077856428731075010538496] |