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 | 11 |
| 3 | 12 |
| 4 | 16 |
| 5 | 17 |
| 6 | 24 |
| 7 | 28 |
| 8 | 29 |
| 9 | 43 |
| 10 | 64 |
| 11 | 70 |
| 12 | 89 |
| 13 | 94 |
| 14 | 109 |
| 15 | 134 |
| 16 | 136 |
| 17 | 138 |
| 18 | 158 |
| 19 | 194 |
| 20 | 219 |
| 21 | 316 |