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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 5 |
| 3 | 73 |
| 4 | 2061 |
| 5 | 97301 |
| 6 | 6897203 |
| 7 | 686934284 |
| 8 | 91511132653 |
| 9 | 15722347919797 |
| 10 | 3385861914011775 |
| 11 | 893404629519870524 |
| 12 | 283510131741909375339 |
| 13 | 106536362337513833330932 |
| 14 | 46788887175103244923057374 |
| 15 | 23747979495191419502491847783 |
| 16 | 13795147423164719523469062474093 |
[1,1,5,73,2061,97301,6897203,686934284, 91511132653,15722347919797,3385861914011775, 893404629519870524,283510131741909375339, 106536362337513833330932, 46788887175103244923057374, 23747979495191419502491847783, 13795147423164719523469062474093] |