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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 379 |
| 3 | 389 |
| 4 | 9559969 |
| 5 | 9559999 |
| 6 | 9560119 |
| 7 | 9560149 |
| 8 | 514274011 |
| 9 | 3779851261 |
| 10 | 204475055129 |
| 11 | 81744303090431 |
| 12 | 241849345578327127 |
| 13 | 241849345578334537 |
| 14 | 241849345578337111 |
| 15 | 241849345578359263 |
| 16 | 241849345578372913 |
| 17 | 241849345578373303 |
| 18 | 97199410027250043229 |
| 19 | 97199410027250048629 |
| 20 | 97199410027250052679 |
[2,379,389,9559969,9559999,9560119,9560149, 514274011,3779851261,204475055129,81744303090431, 241849345578327127,241849345578334537, 241849345578337111,241849345578359263, 241849345578372913,241849345578373303, 97199410027250043229,97199410027250048629, 97199410027250052679] |