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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 67 |
| 4 | 395407 |
| 5 | 703903 |
| 6 | 753583 |
| 7 | 874373 |
| 8 | 1280417 |
| 9 | 1386977 |
| 10 | 2920543 |
| 11 | 3459487 |
| 12 | 3697927 |
| 13 | 3905527 |
| 14 | 4384543 |
| 15 | 4524427 |
| 16 | 5630503 |
| 17 | 6289343 |
| 18 | 6379517 |
| 19 | 7882873 |
| 20 | 8599993 |
| 21 | 8805653 |
[3,5,67,395407,703903,753583,874373,1280417, 1386977,2920543,3459487,3697927,3905527,4384543, 4524427,5630503,6289343,6379517,7882873,8599993, 8805653] |