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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 12392 |
| 3 | 6888340 |
| 4 | 2058210408 |
| 5 | 430110958155 |
| 6 | 69420349158080 |
| 7 | 9164480794983836 |
| 8 | 1029371666008338780 |
| 9 | 101224646155024674325 |
| 10 | 8900210716755685218198 |
| 11 | 710786174826504133948822 |
| 12 | 52173165758812211838931296 |
[1,12392,6888340,2058210408,430110958155, 69420349158080,9164480794983836, 1029371666008338780,101224646155024674325, 8900210716755685218198,710786174826504133948822, 52173165758812211838931296] |