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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 73 |
| 3 | 523 |
| 4 | 683 |
| 5 | 13477 |
| 6 | 23087 |
| 7 | 47161 |
| 8 | 68281 |
| 9 | 68281 |
| 10 | 250501 |
| 11 | 250501 |
| 12 | 250501 |
| 13 | 1316041 |
| 14 | 1316041 |
| 15 | 2352289 |
| 16 | 8431127 |
| 17 | 8791801 |
| 18 | 8791801 |
| 19 | 8791801 |
| 20 | 8791801 |
| 21 | 14784911 |
| 22 | 14784911 |
| 23 | 14784911 |
| 24 | 14784911 |
| 25 | 107282507 |
| 26 | 107282507 |
| 27 | 107282507 |
| 28 | 554086993 |
| 29 | 554086993 |
| 30 | 554086993 |
[3,73,523,683,13477,23087,47161,68281,68281, 250501,250501,250501,1316041,1316041,2352289, 8431127,8791801,8791801,8791801,8791801,14784911, 14784911,14784911,14784911,107282507,107282507, 107282507,554086993,554086993,554086993] |