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 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 10 |
| 5 | 50 |
| 6 | 106 |
| 7 | 182 |
| 8 | 293 |
| 9 | 964 |
| 10 | 1108 |
| 11 | 1654 |
| 12 | 1756 |
| 13 | 4601 |
| 14 | 8870 |
| 15 | 15100 |
| 16 | 17446 |
| 17 | 22742 |
| 18 | 34570 |
| 19 | 50150 |
| 20 | 95276 |