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 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 12 |
| 5 | 8 |
| 6 | 49 |
| 7 | 171 |
| 8 | 2032 |
| 9 | 5157 |
| 10 | 3997521 |
| 11 | 199713082 |
| 12 | 561678378 |
| 13 | 10122001905 |
| 14 | 109934112352390774 |