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) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 7 |
| 5 | 9 |
| 6 | 11 |
| 7 | 17 |
| 8 | 23 |
| 9 | 28 |
| 10 | 39 |
| 11 | 48 |
| 12 | 59 |
| 13 | 79 |
| 14 | 100 |
| 15 | 121 |
| 16 | 152 |
| 17 | 185 |
| 18 | 225 |
| 19 | 280 |
| 20 | 338 |
| 21 | 404 |
| 22 | 492 |
| 23 | 584 |
| 24 | 696 |
| 25 | 835 |
| 26 | 983 |
| 27 | 1162 |
| 28 | 1385 |
| 29 | 1612 |