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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 232 |
| 3 | 5748 |
| 4 | 153652 |
| 5 | 4053833 |
| 6 | 107220027 |
| 7 | 2834169558 |
| 8 | 74925759485 |
| 9 | 1980733759947 |
| 10 | 52362769529788 |
| 11 | 1384263535086577 |
| 12 | 36594432454954146 |
| 13 | 967411477937300180 |
| 14 | 25574518045138377146 |
| 15 | 676088703977133126785 |
[6,232,5748,153652,4053833,107220027,2834169558, 74925759485,1980733759947,52362769529788, 1384263535086577,36594432454954146, 967411477937300180,25574518045138377146, 676088703977133126785] |