n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | -1 |
3 | 2 |
4 | 3 |
5 | 14 |
6 | -40 |
7 | -43 |
8 | -357 |
9 | -1762 |
10 | 8004 |
11 | 13067 |
12 | 78540 |
13 | 492439 |
14 | 3932305 |
15 | -26867293 |
16 | -44643557 |
17 | -363632466 |
18 | -1729625764 |
19 | -15939972937 |
20 | -145669871232 |
21 | 1488599170613 |
22 | 3515325612655 |
23 | 26765194180353 |
24 | 151925998229148 |
[1,-1,-1,2,3,14,-40,-43,-357,-1762,8004,13067, 78540,492439,3932305,-26867293,-44643557, -363632466,-1729625764,-15939972937,-145669871232, 1488599170613,3515325612655,26765194180353, 151925998229148] |