| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 16 |
| 3 | 368 |
| 4 | 35872 |
| 5 | 10581824 |
| 6 | 13340150272 |
| 7 | 51103113038336 |
| 8 | 837176839011073024 |
| 9 | 41688053546681235027968 |
| 10 | 8877924639652962346524196864 |
| 11 | 5747069945873421832482391628398592 |
| 12 | 15910676414562258056085140791577932300288 |
[1,2,16,368,35872,10581824,13340150272, 51103113038336,837176839011073024, 41688053546681235027968, 8877924639652962346524196864, 5747069945873421832482391628398592, 15910676414562258056085140791577932300288] |
