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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8128 |
| 2 | 10668000 |
| 3 | 5423611200 |
| 4 | 1429702652400 |
| 5 | 226846154180800 |
| 6 | 23726045489546400 |
| 7 | 1739040916651367936 |
| 8 | 93343021201262198784 |
| 9 | 3792289018215984005120 |
| 10 | 119656698232656988471296 |
| 11 | 2992971438910354793431040 |
| 12 | 60347413251942500075044864 |
[1,8128,10668000,5423611200,1429702652400, 226846154180800,23726045489546400, 1739040916651367936,93343021201262198784, 3792289018215984005120,119656698232656988471296, 2992971438910354793431040, 60347413251942500075044864] |