The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 5 |
| 1 | 3 |
| 2 | 20 |
| 3 | 547 |
| 4 | 301184 |
| 5 | 147558270953 |
| 6 | 86497522148984105061516 |
| 7 | 8551929116782420428265616715584087619312418621 |
| 8 | 99749931990938468116836650873165146389082138700427586581720209715910550531363814159816345424 |
[5,3,20,547,301184,147558270953, 86497522148984105061516, 8551929116782420428265616715584087619312418621, 99749931990938468116836650873165146389082138700427\ 586581720209715910550531363814159816345424] |