The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3003 |
| 2 | 2147145 |
| 3 | 614083470 |
| 4 | 90474964580 |
| 5 | 7997986868872 |
| 6 | 469699956117392 |
| 7 | 19702998159210080 |
| 8 | 623055648083552320 |
| 9 | 15480536486999030720 |
| 10 | 312230512837780450368 |
| 11 | 5247874388850386800416 |
[1,3003,2147145,614083470,90474964580, 7997986868872,469699956117392,19702998159210080, 623055648083552320,15480536486999030720, 312230512837780450368,5247874388850386800416] |