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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 10 |
| 3 | 226 |
| 4 | 14050 |
| 5 | 1742050 |
| 6 | 374990050 |
| 7 | 128399054050 |
| 8 | 65676719822050 |
| 9 | 47850402559694050 |
| 10 | 47832576242431694050 |
| 11 | 63649302669112063694050 |
| 12 | 109966989623147836159694050 |
| 13 | 241567605673714904675071694050 |
| 14 | 662801328154821495670649599694050 |
| 15 | 2236801993181528581580834681599694050 |
[1,2,10,226,14050,1742050,374990050,128399054050, 65676719822050,47850402559694050, 47832576242431694050,63649302669112063694050, 109966989623147836159694050, 241567605673714904675071694050, 662801328154821495670649599694050, 2236801993181528581580834681599694050] |