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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 16 |
| 2 | 17086 |
| 3 | 61189172 |
| 4 | 404233159860 |
| 5 | 3880365678824980 |
| 6 | 47959061464818182058 |
| 7 | 711513280222442751394224 |
| 8 | 12121127323153614807021655742 |
| 9 | 230127245538294682127207785787376 |
| 10 | 4767460278053986542112719904243778834 |
| 11 | 106115342273795146740243750912097789131600 |
[1,16,17086,61189172,404233159860, 3880365678824980,47959061464818182058, 711513280222442751394224, 12121127323153614807021655742, 230127245538294682127207785787376, 4767460278053986542112719904243778834, 106115342273795146740243750912097789131600] |