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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 24 |
| 3 | 2304 |
| 4 | 15925248 |
| 5 | 26418075402240 |
| 6 | 26294650153960734720000 |
| 7 | 32976469951036202010909081600000000 |
| 8 | 97269850356607540052618180220048900096000000000000 |
| 9 | 1156838823908660229380221584221016428369393918222008320000000000000000 |
[3,24,2304,15925248,26418075402240, 26294650153960734720000, 32976469951036202010909081600000000, 97269850356607540052618180220048900096000000000000\ , 11568388239086602293802215842210164283693939182220\ 08320000000000000000] |