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| n | a(n) |
|---|---|
| 1 | 57 |
| 2 | 86 |
| 3 | 3158 |
| 4 | 43334 |
| 5 | 246447 |
| 6 | 16356517 |
| 7 | 8948286 |
| 8 | 4440651544 |
| 9 | 16289328667 |
| 10 | 823364779064 |
| 11 | 14477789385971 |
| 12 | 90048163451447 |
[57,86,3158,43334,246447,16356517,8948286, 4440651544,16289328667,823364779064, 14477789385971,90048163451447] |