The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 9 |
| 3 | 169 |
| 4 | 4913 |
| 5 | 194481 |
| 6 | 9765625 |
| 7 | 594823321 |
| 8 | 42618442977 |
| 9 | 3512479453921 |
| 10 | 327381934393961 |
| 11 | 34050628916015625 |
| 12 | 3909821048582988049 |
| 13 | 491258904256726154641 |
| 14 | 67046038752496061076057 |
| 15 | 9876832533361318095112441 |
| 16 | 1562069488955406402587890625 |
[1,1,9,169,4913,194481,9765625,594823321, 42618442977,3512479453921,327381934393961, 34050628916015625,3909821048582988049, 491258904256726154641,67046038752496061076057, 9876832533361318095112441, 1562069488955406402587890625] |