The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 26 |
| 2 | 429 |
| 3 | 5746 |
| 4 | 68285 |
| 5 | 751842 |
| 6 | 7859293 |
| 7 | 79189682 |
| 8 | 776807229 |
| 9 | 7469674498 |
| 10 | 70755237917 |
| 11 | 662574315858 |
| 12 | 6150105857533 |
| 13 | 56698559685794 |
| 14 | 519954841569501 |
| 15 | 4748676612377074 |
| 16 | 43230125518942397 |
| 17 | 392566127341918530 |
[1,26,429,5746,68285,751842,7859293,79189682, 776807229,7469674498,70755237917,662574315858, 6150105857533,56698559685794,519954841569501, 4748676612377074,43230125518942397, 392566127341918530] |