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 | 6 |
| 3 | 10 |
| 4 | 26 |
| 5 | 42 |
| 6 | 58 |
| 7 | 68 |
| 8 | 196 |
| 9 | 266 |
| 10 | 602 |
| 11 | 1170 |
| 12 | 1288 |
| 13 | 1290 |
| 14 | 2990 |
| 15 | 4110 |
| 16 | 6292 |
| 17 | 7446 |
| 18 | 36928 |
| 19 | 57490 |
| 20 | 65478 |
| 21 | 78570 |
| 22 | 188832 |
| 23 | 273452 |