n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 1 |
4 | -5 |
5 | 103 |
6 | -49 |
7 | 2971 |
8 | -34409 |
9 | 10787 |
10 | -567923 |
11 | 4857119 |
12 | -30312479 |
13 | 7045653829 |
14 | -77510407993 |
15 | 262952596463 |
16 | -58196505296117 |
17 | 74362625639717 |
18 | 172749391066639 |
19 | -24672728226124829 |
20 | -12265872397466432881 |
21 | 1772477431815925044131 |
[1,-1,1,-5,103,-49,2971,-34409,10787,-567923, 4857119,-30312479,7045653829,-77510407993, 262952596463,-58196505296117,74362625639717, 172749391066639,-24672728226124829, -12265872397466432881,1772477431815925044131] |