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| n | a(n) |
|---|---|
| 1 | 61 |
| 2 | 601 |
| 3 | 63841 |
| 4 | 66553 |
| 5 | 6208513 |
| 6 | 60006553 |
| 7 | 60208513 |
| 8 | 60983449 |
| 9 | 62998657 |
| 10 | 64521217 |
| 11 | 67807489 |
| 12 | 69223681 |
| 13 | 600000001 |
| 14 | 600000409 |
| 15 | 600208513 |
| 16 | 605470081 |
| 17 | 607163929 |
| 18 | 607807489 |
| 19 | 634210201 |
| 20 | 653379481 |
[61,601,63841,66553,6208513,60006553,60208513, 60983449,62998657,64521217,67807489,69223681, 600000001,600000409,600208513,605470081,607163929, 607807489,634210201,653379481] |