The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 30730 |
| 3 | 3727084 |
| 4 | 3127636818781854350 |
| 5 | 7536101752216453484 |
| 6 | 52452254824270668843034 |
| 7 | 260517421591511559294554416 |
| 8 | 20815875053039440273965644350185324640 |
[16,30730,3727084,3127636818781854350, 7536101752216453484,52452254824270668843034, 260517421591511559294554416, 20815875053039440273965644350185324640] |