The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 190 |
| 3 | 45842 |
| 4 | 9107191 |
| 5 | 1734890879 |
| 6 | 326416281638 |
| 7 | 61164981824003 |
| 8 | 11445464707934974 |
| 9 | 2140712629143434270 |
| 10 | 400325049873007593322 |
[0,190,45842,9107191,1734890879,326416281638, 61164981824003,11445464707934974, 2140712629143434270,400325049873007593322] |