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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 11 |
| 3 | 244 |
| 4 | 14741 |
| 5 | 1799366 |
| 6 | 383827807 |
| 7 | 130673579576 |
| 8 | 66583061972009 |
| 9 | 48379301165408266 |
| 10 | 48265538214413425331 |
| 11 | 64129741094923528310012 |
| 12 | 110669722298686436099306941 |
| 13 | 242891356723607474283206170574 |
| 14 | 665950191893557715599111566813191 |
| 15 | 2246102991406652396042587363523672896 |
[1,2,11,244,14741,1799366,383827807,130673579576, 66583061972009,48379301165408266, 48265538214413425331,64129741094923528310012, 110669722298686436099306941, 242891356723607474283206170574, 665950191893557715599111566813191, 2246102991406652396042587363523672896] |