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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 10 |
| 3 | 183 |
| 4 | 7192 |
| 5 | 501505 |
| 6 | 54163866 |
| 7 | 8349297775 |
| 8 | 1738661539168 |
| 9 | 469966765754097 |
| 10 | 159953336512367770 |
| 11 | 66922241946410591191 |
| 12 | 33756538093718717040600 |
| 13 | 20201172267759560773858513 |
| 14 | 14150039840975130413592164362 |
| 15 | 11468217024458648756976754157295 |
[0,1,10,183,7192,501505,54163866,8349297775, 1738661539168,469966765754097,159953336512367770, 66922241946410591191,33756538093718717040600, 20201172267759560773858513, 14150039840975130413592164362, 11468217024458648756976754157295] |