n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | 6 |
4 | 36 |
5 | -1240 |
6 | 36810 |
7 | -743568 |
8 | -4441640 |
9 | 2126086272 |
10 | -201265464330 |
11 | 13670088101120 |
12 | -512174277963612 |
13 | -50655591400627200 |
14 | 16935777106057251442 |
15 | -2936123018591228282880 |
16 | 368896773292405165345200 |
17 | -22278163772113766968557568 |
[1,1,0,6,36,-1240,36810,-743568,-4441640, 2126086272,-201265464330,13670088101120, -512174277963612,-50655591400627200, 16935777106057251442,-2936123018591228282880, 368896773292405165345200, -22278163772113766968557568] |