n | a(n) |
---|---|
0 | 1 |
1 | -4 |
2 | -24 |
3 | -1248 |
4 | 1632 |
5 | -267136 |
6 | -669440 |
7 | -56925184 |
8 | 597165568 |
9 | -19934894080 |
10 | 61831327744 |
11 | -3209599664128 |
12 | 47593545383936 |
13 | -840449808072704 |
14 | 8113679782510592 |
15 | -350055154021040128 |
16 | 5703847053344768000 |
17 | -57129722970675609600 |
18 | 704939718429511778304 |
[1,-4,-24,-1248,1632,-267136,-669440,-56925184, 597165568,-19934894080,61831327744,-3209599664128, 47593545383936,-840449808072704,8113679782510592, -350055154021040128,5703847053344768000, -57129722970675609600,704939718429511778304] |