n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 4 |
3 | -10 |
4 | 27 |
5 | -72 |
6 | 189 |
7 | -494 |
8 | 1292 |
9 | -3382 |
10 | 8855 |
11 | -23184 |
12 | 60697 |
13 | -158906 |
14 | 416020 |
15 | -1089154 |
16 | 2851443 |
17 | -7465176 |
18 | 19544085 |
19 | -51167078 |
20 | 133957148 |
21 | -350704366 |
22 | 918155951 |
23 | -2403763488 |
24 | 6293134513 |
25 | -16475640050 |
26 | 43133785636 |
27 | -112925716858 |
28 | 295643364939 |
29 | -774004377960 |
[1,-2,4,-10,27,-72,189,-494,1292,-3382,8855, -23184,60697,-158906,416020,-1089154,2851443, -7465176,19544085,-51167078,133957148,-350704366, 918155951,-2403763488,6293134513,-16475640050, 43133785636,-112925716858,295643364939, -774004377960] |