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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 135 |
| 3 | 26125 |
| 4 | 5068051 |
| 5 | 983175705 |
| 6 | 190731018655 |
| 7 | 37000834443301 |
| 8 | 7177971150981675 |
| 9 | 1392489402456001585 |
| 10 | 270135766105313325751 |
| 11 | 52404946135028329194045 |
| 12 | 10166289414429390550318915 |
| 13 | 1972207741453166738432675401 |
| 14 | 382598135552499917865388708815 |
[1,135,26125,5068051,983175705,190731018655, 37000834443301,7177971150981675, 1392489402456001585,270135766105313325751, 52404946135028329194045, 10166289414429390550318915, 1972207741453166738432675401, 382598135552499917865388708815] |