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 | 23 |
| 4 | 83 |
| 5 | 223 |
| 6 | 233 |
| 7 | 283 |
| 8 | 383 |
| 9 | 823 |
| 10 | 883 |
| 11 | 2333 |
| 12 | 2383 |
| 13 | 2833 |
| 14 | 3323 |
| 15 | 3823 |
| 16 | 3833 |
| 17 | 8233 |
| 18 | 22283 |
| 19 | 23333 |
| 20 | 23833 |
| 21 | 28283 |
| 22 | 32233 |
| 23 | 32323 |
| 24 | 32833 |
| 25 | 33223 |
| 26 | 38333 |
| 27 | 38833 |
| 28 | 82223 |
| 29 | 82883 |
| 30 | 83233 |
| 31 | 83383 |
| 32 | 83833 |
| 33 | 88223 |
| 34 | 88883 |
| 35 | 222323 |
| 36 | 222823 |
| 37 | 222883 |
| 38 | 223283 |
| 39 | 223823 |
| 40 | 228223 |
| 41 | 228233 |