n | a(n) |
---|---|
1 | -2 |
2 | 0 |
3 | 12 |
4 | 20 |
5 | -12 |
6 | -60 |
7 | 52 |
8 | 420 |
9 | 468 |
10 | -700 |
11 | -1548 |
12 | 3300 |
13 | 13588 |
14 | 8580 |
15 | -29388 |
16 | -30940 |
17 | 152148 |
18 | 406980 |
19 | 60532 |
20 | -1043100 |
21 | -236652 |
22 | 6032900 |
23 | 11173812 |
24 | -4569180 |
25 | -32487212 |
26 | 19343940 |
27 | 216401652 |
28 | 273243620 |
29 | -323927532 |
30 | -880031100 |
31 | 1489420852 |
32 | 7157028900 |
[-2,0,12,20,-12,-60,52,420,468,-700,-1548,3300, 13588,8580,-29388,-30940,152148,406980,60532, -1043100,-236652,6032900,11173812,-4569180, -32487212,19343940,216401652,273243620,-323927532, -880031100,1489420852,7157028900] |