n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | -3 |
3 | 8 |
4 | -18 |
5 | 47 |
6 | -105 |
7 | 274 |
8 | -612 |
9 | 1597 |
10 | -3567 |
11 | 9308 |
12 | -20790 |
13 | 54251 |
14 | -121173 |
15 | 316198 |
16 | -706248 |
17 | 1842937 |
18 | -4116315 |
19 | 10741424 |
20 | -23991642 |
21 | 62605607 |
22 | -139833537 |
23 | 364892218 |
24 | -815009580 |
25 | 2126747701 |
26 | -4750223943 |
27 | 12395593988 |
28 | -27686334078 |
29 | 72246816227 |
[0,1,-3,8,-18,47,-105,274,-612,1597,-3567,9308, -20790,54251,-121173,316198,-706248,1842937, -4116315,10741424,-23991642,62605607,-139833537, 364892218,-815009580,2126747701,-4750223943, 12395593988,-27686334078,72246816227] |