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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 361 |
| 3 | 2802 |
| 4 | 21949 |
| 5 | 316977 |
| 6 | 3640304 |
| 7 | 46360666 |
| 8 | 582115385 |
| 9 | 7102982284 |
| 10 | 89673817840 |
| 11 | 1109953847172 |
| 12 | 13832059626512 |
| 13 | 172620198739923 |
| 14 | 2146228140110545 |
| 15 | 26771858593225105 |
| 16 | 333424179617097795 |
[0,361,2802,21949,316977,3640304,46360666, 582115385,7102982284,89673817840,1109953847172, 13832059626512,172620198739923,2146228140110545, 26771858593225105,333424179617097795] |