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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 37 |
| 3 | 677 |
| 4 | 8837 |
| 5 | 98597 |
| 6 | 972197 |
| 7 | 9985601 |
| 8 | 99800101 |
| 9 | 999444997 |
| 10 | 9999200017 |
| 11 | 99986234437 |
| 12 | 999920001601 |
| 13 | 9999799764517 |
| 14 | 99999200001601 |
| 15 | 999999202999697 |
| 16 | 9999993200001157 |
| 17 | 99999979750774757 |
| 18 | 999999848000005777 |
[5,37,677,8837,98597,972197,9985601,99800101, 999444997,9999200017,99986234437,999920001601, 9999799764517,99999200001601,999999202999697, 9999993200001157,99999979750774757, 999999848000005777] |