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 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 5 |
| 5 | 9 |
| 6 | 10 |
| 7 | 18 |
| 8 | 26 |
| 9 | 34 |
| 10 | 38 |
| 11 | 45 |
| 12 | 50 |
| 13 | 57 |
| 14 | 88 |
| 15 | 108 |
| 16 | 115 |
| 17 | 161 |
| 18 | 208 |
| 19 | 224 |
| 20 | 225 |
| 21 | 238 |
| 22 | 240 |
| 23 | 264 |
| 24 | 354 |
| 25 | 597 |
| 26 | 634 |
| 27 | 984 |
| 28 | 1008 |
| 29 | 1080 |
| 30 | 1468 |