n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 8 |
3 | 40 |
4 | 56 |
5 | 424 |
6 | 248 |
7 | 4840 |
8 | -1864 |
9 | 59944 |
10 | -82312 |
11 | 801640 |
12 | -1789384 |
13 | 11409064 |
14 | -32881672 |
15 | 169790440 |
16 | -564370504 |
17 | 2601855784 |
18 | -9374301832 |
19 | 40596571240 |
20 | -153088193224 |
21 | 640247048104 |
22 | -2477305366792 |
23 | 10160269944040 |
24 | -39887934345544 |
25 | 161811173674024 |
[1,4,8,40,56,424,248,4840,-1864,59944,-82312, 801640,-1789384,11409064,-32881672,169790440, -564370504,2601855784,-9374301832,40596571240, -153088193224,640247048104,-2477305366792, 10160269944040,-39887934345544,161811173674024] |