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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 9 |
| 2 | 150 |
| 3 | 7290 |
| 4 | 1252815 |
| 5 | 821843253 |
| 6 | 2111728937500 |
| 7 | 21400822889676324 |
| 8 | 856401659982049536045 |
| 9 | 135337757314088315015913015 |
| 10 | 84485579916959616279602050781250 |
| 11 | 208476038116104541762965430756506783822 |
| 12 | 2035321216424903698212658521136507048387952731 |
| 13 | 78695103743782916150566765682074995597941860823900265 |
| 14 | 12062337788631745341740759075565225314748425863190185546875000 |
[1,9,150,7290,1252815,821843253,2111728937500, 21400822889676324,856401659982049536045, 135337757314088315015913015, 84485579916959616279602050781250, 208476038116104541762965430756506783822, 2035321216424903698212658521136507048387952731, 78695103743782916150566765682074995597941860823900\ 265, 12062337788631745341740759075565225314748425863190\ 185546875000] |