n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 1 |
4 | 13 |
5 | -199 |
6 | 2251 |
7 | -19991 |
8 | 7001 |
9 | 7530193 |
10 | -330734249 |
11 | 11005284401 |
12 | -300961551131 |
13 | 4886902605001 |
14 | 184195977487523 |
15 | -28517140157423399 |
16 | 2322376314679777201 |
17 | -153646291657993064671 |
18 | 8388000381774954552751 |
19 | -287686436757241322569247 |
[1,1,-1,1,13,-199,2251,-19991,7001,7530193, -330734249,11005284401,-300961551131, 4886902605001,184195977487523,-28517140157423399, 2322376314679777201,-153646291657993064671, 8388000381774954552751,-287686436757241322569247] |