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| n | a(n) |
|---|---|
| 1 | 11500521553 |
| 2 | 13079177569 |
| 3 | 52474339009 |
| 4 | 168003672409 |
| 5 | 229352039821 |
| 6 | 280792563977 |
| 7 | 318289021201 |
| 8 | 428178002569 |
| 9 | 918660756421 |
| 10 | 2015841188197 |
| 11 | 2367478228501 |
| 12 | 2544457029601 |
| 13 | 2639665216117 |
| 14 | 3023595814801 |
| 15 | 3457449931321 |
| 16 | 3712164285421 |
| 17 | 4348114583017 |
| 18 | 6046196043229 |
[11500521553,13079177569,52474339009,168003672409, 229352039821,280792563977,318289021201, 428178002569,918660756421,2015841188197, 2367478228501,2544457029601,2639665216117, 3023595814801,3457449931321,3712164285421, 4348114583017,6046196043229] |