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| n | a(n) |
|---|---|
| 1 | 12747 |
| 2 | 162486009 |
| 3 | 964232197214 |
| 4 | 5637076828393230 |
| 5 | 33450230674269584063 |
[12747,162486009,964232197214,5637076828393230, 33450230674269584063] |