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 | 4328 |
| 2 | 22311 |
| 3 | 29864 |
| 4 | 57896 |
| 5 | 75368 |
| 6 | 99368 |
| 7 | 120807 |
| 8 | 130664 |
| 9 | 131943 |
| 10 | 152295 |
| 11 | 157287 |
| 12 | 164072 |
| 13 | 180327 |
| 14 | 184232 |
| 15 | 212456 |
| 16 | 236583 |
| 17 | 268712 |
| 18 | 276392 |
| 19 | 331112 |
| 20 | 338792 |
| 21 | 381927 |