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 | 8 |
| 2 | 88 |
| 3 | 808 |
| 4 | 818 |
| 5 | 828 |
| 6 | 838 |
| 7 | 848 |
| 8 | 858 |
| 9 | 868 |
| 10 | 878 |
| 11 | 888 |
| 12 | 898 |
| 13 | 8008 |
| 14 | 8118 |
| 15 | 8228 |
| 16 | 8338 |
| 17 | 8448 |
| 18 | 8558 |
| 19 | 8668 |
| 20 | 8778 |
| 21 | 8888 |
| 22 | 8998 |
| 23 | 80008 |
| 24 | 80108 |
| 25 | 80208 |
| 26 | 80308 |
| 27 | 80408 |
| 28 | 80508 |
| 29 | 80608 |
| 30 | 80708 |
| 31 | 80808 |
| 32 | 80908 |
| 33 | 81018 |
| 34 | 81118 |
| 35 | 81218 |
| 36 | 81318 |
| 37 | 81418 |
| 38 | 81518 |
| 39 | 81618 |
| 40 | 81718 |
| 41 | 81818 |
| 42 | 81918 |