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| n | a(n) |
|---|---|
| 0 | -2 |
| 1 | -1 |
| 2 | 2185 |
| 3 | 823541 |
| 4 | 170859373 |
| 5 | 27512614109 |
| 6 | 3938980639165 |
| 7 | 532875860165501 |
| 8 | 70110209207109373 |
| 9 | 9098007718612700669 |
| 10 | 1172544775637859048445 |
| 11 | 150599974607076225726461 |
| 12 | 19309780749956356667109373 |
| 13 | 2473765232992079297629970429 |
[-2,-1,2185,823541,170859373,27512614109, 3938980639165,532875860165501,70110209207109373, 9098007718612700669,1172544775637859048445, 150599974607076225726461, 19309780749956356667109373, 2473765232992079297629970429] |