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| n | a(n) |
|---|---|
| 1 | 72 |
| 2 | 766 |
| 3 | 10615 |
| 4 | 115391 |
| 5 | 1288693 |
| 6 | 13493468 |
| 7 | 140404442 |
| 8 | 1425678976 |
| 9 | 14341399141 |
| 10 | 142487073304 |
| 11 | 1404716302427 |
| 12 | 13742060955231 |
| 13 | 133640514636584 |
| 14 | 1292631496259982 |
| 15 | 12446235637750465 |
| 16 | 119353876258739189 |
[72,766,10615,115391,1288693,13493468,140404442, 1425678976,14341399141,142487073304,1404716302427, 13742060955231,133640514636584,1292631496259982, 12446235637750465,119353876258739189] |