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 | 19 |
| 4 | 28 |
| 5 | 96 |
| 6 | 118 |
| 7 | 151 |
| 8 | 153 |
| 9 | 176 |
| 10 | 202 |
| 11 | 240 |
| 12 | 254 |
| 13 | 290 |
| 14 | 296 |
| 15 | 300 |
| 16 | 307 |
| 17 | 337 |
| 18 | 361 |
| 19 | 366 |
| 20 | 369 |