n | a(n) |
---|---|
11 | 1 |
12 | -1365 |
13 | 3727815 |
14 | -6785865905 |
15 | 14824402656063 |
16 | -29439916001972385 |
17 | 61250446192484546335 |
18 | -124468028808034701006945 |
19 | 255910660218571393553843871 |
20 | -523082886040328458081329117025 |
[1,-1365,3727815,-6785865905,14824402656063, -29439916001972385,61250446192484546335, -124468028808034701006945, 255910660218571393553843871, -523082886040328458081329117025] |