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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | -5 |
| 3 | 5 |
| 4 | -605 |
| 5 | 6905 |
| 6 | -2527375 |
| 7 | 24776375 |
| 8 | -1029001375 |
| 9 | 57920553125 |
| 10 | -2634015850300 |
| 11 | 55468895477875 |
| 12 | -96605491736266750 |
| 13 | 74127446398495375 |
| 14 | -1494548076726361792375 |
| 15 | 40737743114509666081625 |
| 16 | -1848374929467071474831875 |
| 17 | 28027804919232727412232500 |
[1,5,-5,5,-605,6905,-2527375,24776375,-1029001375, 57920553125,-2634015850300,55468895477875, -96605491736266750,74127446398495375, -1494548076726361792375,40737743114509666081625, -1848374929467071474831875, 28027804919232727412232500] |