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| n | a(n) |
|---|---|
| 1 | 1620 |
| 2 | 14781 |
| 3 | 141759 |
| 4 | 1419921 |
| 5 | 14528199 |
| 6 | 150387285 |
| 7 | 1567749888 |
| 8 | 16417626507 |
| 9 | 172416155157 |
| 10 | 1814112395499 |
| 11 | 19110547682607 |
| 12 | 201479426103099 |
| 13 | 2125267836114957 |
| 14 | 22425737682248088 |
| 15 | 236688761385595083 |
[1620,14781,141759,1419921,14528199,150387285, 1567749888,16417626507,172416155157,1814112395499, 19110547682607,201479426103099,2125267836114957, 22425737682248088,236688761385595083] |