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| n | a(n) |
|---|---|
| 1 | 19 |
| 2 | 41 |
| 3 | 173 |
| 4 | 349 |
| 5 | 701 |
| 6 | 11261 |
| 7 | 45053 |
| 8 | 180221 |
| 9 | 184549373 |
| 10 | 738197501 |
| 11 | 5905580029 |
| 12 | 188978561021 |
| 13 | 6192449487634429 |
| 14 | 49539595901075453 |
| 15 | 99079191802150909 |
| 16 | 25364273101350633469 |
| 17 | 811656739243220271101 |
| 18 | 3486039150627630854115933814781 |
[19,41,173,349,701,11261,45053,180221,184549373, 738197501,5905580029,188978561021, 6192449487634429,49539595901075453, 99079191802150909,25364273101350633469, 811656739243220271101, 3486039150627630854115933814781] |