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 | 0 |
| 2 | 1 |
| 3 | 9 |
| 4 | 14 |
| 5 | 43 |
| 6 | 70 |
| 7 | 106 |
| 8 | 122 |
| 9 | 124 |
| 10 | 128 |
| 11 | 159 |
| 12 | 179 |
| 13 | 204 |
| 14 | 223 |
| 15 | 253 |
| 16 | 263 |
| 17 | 270 |
| 18 | 291 |
| 19 | 330 |
| 20 | 341 |
| 21 | 353 |
| 22 | 356 |