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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 128 |
| 3 | 3359232 |
| 4 | 126806761930752 |
| 5 | 17832200896512000000000000 |
| 6 | 20122639448358307421277388800000000000000 |
| 7 | 346671850578027965617950152200042758191185920000000000000000 |
| 8 | 158635147791426908154211087484339310324630213259159597497553256448000000000000000000 |
| 9 | 3135383389315524601627656266493367412334920325664589642523187933340624422000766361791574835200000000000000000000 |
[1,128,3359232,126806761930752, 17832200896512000000000000, 20122639448358307421277388800000000000000, 34667185057802796561795015220004275819118592000000\ 0000000000, 15863514779142690815421108748433931032463021325915\ 9597497553256448000000000000000000, 31353833893155246016276562664933674123349203256645\ 89642523187933340624422000766361791574835200000000\ 000000000000] |