| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | -7 |
| 2 | 273 |
| 3 | -25953 |
| 4 | 4935993 |
| 5 | -1550066093 |
| 6 | 727992520877 |
| 7 | -477706621753073 |
| 8 | 417426531017836113 |
| 9 | -468554517235713007893 |
| 10 | 657016357969010026027221 |
| 11 | -1125485924474211875062297145 |
| 12 | 2312766814097571417683969638841 |
[2,-7,273,-25953,4935993,-1550066093,727992520877, -477706621753073,417426531017836113, -468554517235713007893,657016357969010026027221, -1125485924474211875062297145, 2312766814097571417683969638841] |