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 | 6 |
| 2 | 8 |
| 3 | 66 |
| 4 | 68 |
| 5 | 86 |
| 6 | 88 |
| 7 | 666 |
| 8 | 668 |
| 9 | 686 |
| 10 | 688 |
| 11 | 866 |
| 12 | 868 |
| 13 | 886 |
| 14 | 888 |
| 15 | 6666 |
| 16 | 6668 |
| 17 | 6686 |
| 18 | 6688 |
| 19 | 6866 |
| 20 | 6868 |
| 21 | 6886 |
| 22 | 6888 |
| 23 | 8666 |
| 24 | 8668 |
| 25 | 8686 |
| 26 | 8688 |
| 27 | 8866 |
| 28 | 8868 |
| 29 | 8886 |
| 30 | 8888 |
| 31 | 66666 |
| 32 | 66668 |
| 33 | 66686 |
| 34 | 66688 |
| 35 | 66866 |
| 36 | 66868 |
| 37 | 66886 |
| 38 | 66888 |
| 39 | 68666 |
| 40 | 68668 |
| 41 | 68686 |
| 42 | 68688 |
| 43 | 68866 |
| 44 | 68868 |