n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | -1 |
4 | 9 |
5 | -23 |
6 | -25 |
7 | 583 |
8 | -3087 |
9 | 4401 |
10 | 79087 |
11 | -902097 |
12 | 4783801 |
13 | 2361049 |
14 | -348382697 |
15 | 4102879415 |
16 | -24288551071 |
17 | -47413121055 |
18 | 3214104039007 |
19 | -44472852461857 |
20 | 326386562502889 |
21 | 417716032223049 |
22 | -55104307651136313 |
23 | 962111031220099495 |
[1,1,-1,-1,9,-23,-25,583,-3087,4401,79087,-902097, 4783801,2361049,-348382697,4102879415, -24288551071,-47413121055,3214104039007, -44472852461857,326386562502889,417716032223049, -55104307651136313,962111031220099495] |