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 | 27872 |
| 2 | 27972 |
| 3 | 29592 |
| 4 | 42224 |
| 5 | 57375 |
| 6 | 63336 |
| 7 | 63536 |
| 8 | 65056 |
| 9 | 67176 |
| 10 | 80208 |
| 11 | 80608 |
| 12 | 80808 |
| 13 | 82128 |
| 14 | 82728 |
| 15 | 83538 |
| 16 | 84048 |
| 17 | 84348 |
| 18 | 86768 |
| 19 | 88088 |
| 20 | 88288 |
| 21 | 232232 |
| 22 | 238832 |
| 23 | 259952 |
| 24 | 279972 |
| 25 | 401104 |
| 26 | 409904 |
| 27 | 414414 |
| 28 | 420024 |
| 29 | 424424 |
| 30 | 441144 |
| 31 | 443344 |
| 32 | 444444 |