n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 0 |
4 | -24 |
5 | -140 |
6 | -200 |
7 | 5096 |
8 | 63616 |
9 | 282192 |
10 | -3220832 |
11 | -80931136 |
12 | -710613376 |
13 | 3394272960 |
14 | 211897855104 |
15 | 3116854010752 |
16 | 2173449924608 |
17 | -951933369204480 |
18 | -22125765748465152 |
19 | -140624117764880384 |
[0,1,2,0,-24,-140,-200,5096,63616,282192,-3220832, -80931136,-710613376,3394272960,211897855104, 3116854010752,2173449924608,-951933369204480, -22125765748465152,-140624117764880384] |