This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 26 |
| 2 | 425 |
| 3 | 5590 |
| 4 | 64701 |
| 5 | 688506 |
| 6 | 6906145 |
| 7 | 66324830 |
| 8 | 616252901 |
| 9 | 5580303586 |
| 10 | 49508360265 |
| 11 | 432061044870 |
| 12 | 3720287489101 |
| 13 | 31681154472266 |
| 14 | 267320885100785 |
| 15 | 2238337148081710 |
| 16 | 18621251375573301 |
| 17 | 154069635600426546 |