The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 60 |
| 3 | 3600 |
| 4 | 86400 |
| 5 | 604800 |
| 6 | 2629800 |
| 7 | 31557600 |
| 8 | 315576000 |
| 9 | 3155760000 |
| 10 | 31557600000 |
| 11 | 31557600000000000 |
[1,60,3600,86400,604800,2629800,31557600, 315576000,3155760000,31557600000, 31557600000000000] |