n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 1 |
3 | 4 |
4 | -9 |
5 | 62 |
6 | -399 |
7 | 3048 |
8 | -26045 |
9 | 247298 |
10 | -2582027 |
11 | 29416876 |
12 | -363327081 |
13 | 4837734374 |
14 | -69105690039 |
15 | 1054490587824 |
16 | -17122237729589 |
17 | 294828907099274 |
18 | -5366869867749347 |
19 | 102988994579465716 |
20 | -2078107926978317889 |
21 | 43988545301378533742 |
[1,2,1,4,-9,62,-399,3048,-26045,247298,-2582027, 29416876,-363327081,4837734374,-69105690039, 1054490587824,-17122237729589,294828907099274, -5366869867749347,102988994579465716, -2078107926978317889,43988545301378533742] |