The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 111916 |
| 2 | 1868452 |
| 3 | 24571387 |
| 4 | 240425612 |
| 5 | 1908258519 |
| 6 | 12852015708 |
| 7 | 75830205850 |
| 8 | 399483991424 |
| 9 | 1908845910085 |
| 10 | 8365025807282 |
| 11 | 33942674477581 |
| 12 | 128468487589144 |
| 13 | 456538052055384 |
| 14 | 1531569121486024 |
| 15 | 4874303835461125 |
| 16 | 14778615854653562 |
[111916,1868452,24571387,240425612,1908258519, 12852015708,75830205850,399483991424, 1908845910085,8365025807282,33942674477581, 128468487589144,456538052055384,1531569121486024, 4874303835461125,14778615854653562] |