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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 201 |
| 6 | 235 |
| 7 | 265 |
| 8 | 431 |
| 9 | 1705 |
| 10 | 11744 |
| 11 | 33946 |
| 12 | 622755 |
| 13 | 3446493 |
| 14 | 8134880 |
| 15 | 14287916 |
| 16 | 208340425 |
| 17 | 223689468 |
[0,1,2,3,201,235,265,431,1705,11744,33946,622755, 3446493,8134880,14287916,208340425,223689468] |