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 | 5 |
| 3 | 7 |
| 4 | 8 |
| 5 | 11 |
| 6 | 13 |
| 7 | 40 |
| 8 | 106 |
| 9 | 132 |
| 10 | 154 |
| 11 | 478 |
| 12 | 647 |
| 13 | 1576 |
| 14 | 2067 |
| 15 | 2656 |
| 16 | 3837 |
| 17 | 5158 |
| 18 | 6985 |
| 19 | 7844 |
| 20 | 9777 |
| 21 | 11607 |
| 22 | 21027 |
| 23 | 22638 |
| 24 | 31979 |
| 25 | 33592 |
| 26 | 34279 |