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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 119 |
| 4 | 23496 |
| 5 | 32149806 |
| 6 | 300214157831 |
| 7 | 19246160432331107 |
| 8 | 8451529006578585976752 |
| 9 | 25443734373070679510011112460 |
| 10 | 524973397889459587964008354031908560 |
| 11 | 74243674067972394056586805754940632245000310 |
| 12 | 71965837912588688126721254257169744333502564695515911 |
[1,4,119,23496,32149806,300214157831, 19246160432331107,8451529006578585976752, 25443734373070679510011112460, 524973397889459587964008354031908560, 74243674067972394056586805754940632245000310, 71965837912588688126721254257169744333502564695515\ 911] |