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 | 888 |
| 4 | 3888 |
| 5 | 33888 |
| 6 | 333888 |
| 7 | 3333888 |
| 8 | 83333888 |
| 9 | 383333888 |
| 10 | 3383333888 |
| 11 | 33383333888 |
| 12 | 833383333888 |
| 13 | 8833383333888 |
| 14 | 88833383333888 |
| 15 | 888833383333888 |
| 16 | 8888833383333888 |
| 17 | 88888833383333888 |
| 18 | 888888833383333888 |