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) |
|---|---|
| 1 | 1 |
| 2 | 14 |
| 3 | 533 |
| 4 | 2936 |
| 5 | 23781 |
| 6 | 320168 |
| 7 | 4340367 |
| 8 | 46828204 |
| 9 | 531988739 |
| 10 | 6428177030 |
| 11 | 77067241642 |
| 12 | 902041302792 |
| 13 | 10619747871090 |
| 14 | 125974447710657 |
| 15 | 1491769553672883 |
| 16 | 17617404647236968 |
| 17 | 208221597373256228 |