n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | -1 |
4 | -1 |
5 | 3 |
6 | -2 |
7 | 25 |
8 | -213 |
9 | 1547 |
10 | -13276 |
11 | 129069 |
12 | -1375775 |
13 | 16009741 |
14 | -202184274 |
15 | 2753591087 |
16 | -40231298023 |
17 | 627731583225 |
18 | -10418193719432 |
19 | 183264681827863 |
20 | -3406106373633009 |
21 | 66695477905719251 |
22 | -1372395141298236250 |
23 | 29607108539572186329 |
[1,1,0,-1,-1,3,-2,25,-213,1547,-13276,129069, -1375775,16009741,-202184274,2753591087, -40231298023,627731583225,-10418193719432, 183264681827863,-3406106373633009, 66695477905719251,-1372395141298236250, 29607108539572186329] |