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| n | a(n) |
|---|---|
| 1 | -1 |
| 2 | 118 |
| 3 | 61318 |
| 4 | 1957839572 |
| 5 | 32730551749894 |
| 6 | 8640511341348431996 |
| 7 | 233592048827366522661214 |
| 8 | 257755012474380136537664158772 |
| 9 | 3091054326372819773383775097721670599074 |
| 10 | 2141662167055484666186673758527328459608763158 |
[-1,118,61318,1957839572,32730551749894, 8640511341348431996,233592048827366522661214, 257755012474380136537664158772, 3091054326372819773383775097721670599074, 2141662167055484666186673758527328459608763158] |