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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 57 |
| 3 | 598 |
| 4 | 6015 |
| 5 | 60199 |
| 6 | 602051 |
| 7 | 6020590 |
| 8 | 60205987 |
| 9 | 602059978 |
| 10 | 6020599899 |
| 11 | 60205999117 |
| 12 | 602059991310 |
| 13 | 6020599913260 |
| 14 | 60205999132775 |
| 15 | 602059991327940 |
| 16 | 6020599913279600 |
| 17 | 60205999132796214 |
[1,5,57,598,6015,60199,602051,6020590,60205987, 602059978,6020599899,60205999117,602059991310, 6020599913260,60205999132775,602059991327940, 6020599913279600,60205999132796214] |