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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 7 |
| 3 | 4192 |
| 4 | 953124784 |
| 5 | 213291369981652792 |
| 6 | 96638817185266245591837984336 |
| 7 | 160065721141038888919235753368205172658011648 |
| 8 | 1603869086916486859475402575499346988054543498175515730927380336 |
| 9 | 150972529586126094166343144224892296826763766718771806614594599643773846828229334720096 |
[1,7,4192,953124784,213291369981652792, 96638817185266245591837984336, 160065721141038888919235753368205172658011648, 16038690869164868594754025754993469880545434981755\ 15730927380336, 15097252958612609416634314422489229682676376671877\ 1806614594599643773846828229334720096] |