n | a(n) |
---|---|
0 | 0 |
1 | 12 |
2 | 120 |
3 | -828 |
4 | -28560 |
5 | -145668 |
6 | 3369960 |
7 | 58317492 |
8 | 13651680 |
9 | -9719139348 |
10 | -99498527400 |
11 | 647549275812 |
12 | 23290743888720 |
13 | 123471611274972 |
14 | -2701419604443960 |
15 | -47880898349909868 |
16 | -22269070348069440 |
17 | 7869181117654073292 |
18 | 82455284065364468280 |
19 | -505338768229893703548 |
[0,12,120,-828,-28560,-145668,3369960,58317492, 13651680,-9719139348,-99498527400,647549275812, 23290743888720,123471611274972,-2701419604443960, -47880898349909868,-22269070348069440, 7869181117654073292,82455284065364468280, -505338768229893703548] |