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| n | a(n) |
|---|---|
| 1 | -65520 |
| 2 | -90598009320 |
| 3 | 442356959924880 |
| 4 | 4181653887366701917080 |
| 5 | -42458488603945952980072176 |
| 6 | -254774947034575235293755006524520 |
| 7 | 3880639008647135220484579615019041680 |
| 8 | 17460929863645555627595091312548802016985880 |
[-65520,-90598009320,442356959924880, 4181653887366701917080, -42458488603945952980072176, -254774947034575235293755006524520, 3880639008647135220484579615019041680, 17460929863645555627595091312548802016985880] |