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 | 5 |
| 2 | 8 |
| 3 | 55 |
| 4 | 58 |
| 5 | 85 |
| 6 | 88 |
| 7 | 555 |
| 8 | 558 |
| 9 | 585 |
| 10 | 588 |
| 11 | 855 |
| 12 | 858 |
| 13 | 885 |
| 14 | 888 |
| 15 | 5555 |
| 16 | 5558 |
| 17 | 5585 |
| 18 | 5588 |
| 19 | 5855 |
| 20 | 5858 |
| 21 | 5885 |
| 22 | 5888 |
| 23 | 8555 |
| 24 | 8558 |
| 25 | 8585 |
| 26 | 8588 |
| 27 | 8855 |
| 28 | 8858 |
| 29 | 8885 |
| 30 | 8888 |
| 31 | 55555 |
| 32 | 55558 |
| 33 | 55585 |
| 34 | 55588 |
| 35 | 55855 |
| 36 | 55858 |
| 37 | 55885 |
| 38 | 55888 |
| 39 | 58555 |
| 40 | 58558 |
| 41 | 58585 |
| 42 | 58588 |
| 43 | 58855 |
| 44 | 58858 |