n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 6 |
3 | -240 |
4 | 9540 |
5 | -415590 |
6 | 20134590 |
7 | -1082674404 |
8 | 64221641820 |
9 | -4173853100670 |
10 | 295282282905720 |
11 | -22605059036265420 |
12 | 1862664627479732076 |
13 | -164425432052147568120 |
14 | 15483794266369962976170 |
15 | -1549617160894627918342620 |
16 | 164264715996348003982855020 |
[0,0,6,-240,9540,-415590,20134590,-1082674404, 64221641820,-4173853100670,295282282905720, -22605059036265420,1862664627479732076, -164425432052147568120,15483794266369962976170, -1549617160894627918342620, 164264715996348003982855020] |