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| n | a(n) |
|---|---|
| 1 | 10180481 |
| 2 | 11245547 |
| 3 | 18486581 |
| 4 | 35015063 |
| 5 | 72042701 |
| 6 | 72466367 |
| 7 | 112823743 |
| 8 | 113135621 |
| 9 | 171199663 |
| 10 | 304000381 |
| 11 | 308486107 |
| 12 | 318827167 |
| 13 | 370257067 |
| 14 | 382355443 |
| 15 | 722948621 |
| 16 | 731621629 |
| 17 | 765348167 |
| 18 | 771649421 |
| 19 | 775786489 |
| 20 | 776751581 |
| 21 | 916132267 |
| 22 | 963985829 |
| 23 | 965521463 |
| 24 | 980165701 |
| 25 | 1002471581 |
[10180481,11245547,18486581,35015063,72042701, 72466367,112823743,113135621,171199663,304000381, 308486107,318827167,370257067,382355443,722948621, 731621629,765348167,771649421,775786489,776751581, 916132267,963985829,965521463,980165701, 1002471581] |