The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 46 |
| 3 | 466 |
| 4 | 5091 |
| 5 | 54595 |
| 6 | 614992 |
| 7 | 6460120 |
| 8 | 67739219 |
| 9 | 705998810 |
| 10 | 7435919752 |
| 11 | 76728753676 |
[3,46,466,5091,54595,614992,6460120,67739219, 705998810,7435919752,76728753676] |