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 | 3 |
| 2 | 4 |
| 3 | 5 |
| 4 | 9 |
| 5 | 22 |
| 6 | 27 |
| 7 | 36 |
| 8 | 57 |
| 9 | 62 |
| 10 | 78 |
| 11 | 201 |
| 12 | 537 |
| 13 | 696 |
| 14 | 790 |
| 15 | 905 |
| 16 | 1038 |
| 17 | 66886 |
| 18 | 70500 |
| 19 | 91836 |
| 20 | 100613 |
| 21 | 127240 |
| 22 | 380734 |
| 23 | 583696 |
| 24 | 719055 |
| 25 | 823037 |
| 26 | 862868 |