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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 11 |
| 3 | 183 |
| 4 | 5871 |
| 5 | 375775 |
| 6 | 48099263 |
| 7 | 12313411455 |
| 8 | 6304466665215 |
| 9 | 6455773865180671 |
| 10 | 13221424875890015231 |
| 11 | 54154956291645502388223 |
| 12 | 443637401941159955564326911 |
| 13 | 7268555193403964711965932118015 |
| 14 | 238176016577461115681699663643131903 |
[0,1,11,183,5871,375775,48099263,12313411455, 6304466665215,6455773865180671, 13221424875890015231,54154956291645502388223, 443637401941159955564326911, 7268555193403964711965932118015, 238176016577461115681699663643131903] |