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| n | a(n) |
|---|---|
| 1 | 711 |
| 2 | 859 |
| 3 | 20529 |
| 4 | 79499 |
| 5 | 868277 |
| 6 | 5031413 |
| 7 | 43307435 |
| 8 | 292250165 |
| 9 | 2308333343 |
| 10 | 16530790801 |
| 11 | 126385412189 |
| 12 | 927198993151 |
| 13 | 6998506191721 |
| 14 | 51873562337879 |
| 15 | 389498512776673 |
| 16 | 2900304246591069 |
| 17 | 21729379461164643 |
| 18 | 162152529828908201 |
[711,859,20529,79499,868277,5031413,43307435, 292250165,2308333343,16530790801,126385412189, 927198993151,6998506191721,51873562337879, 389498512776673,2900304246591069, 21729379461164643,162152529828908201] |