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 | 10 |
| 4 | 4 |
| 5 | 46 |
| 6 | 12 |
| 7 | 16 |
| 8 | 46 |
| 9 | 52 |
| 10 | 136 |
| 11 | 166 |
| 12 | 114 |
| 13 | 336 |
| 14 | 154 |
| 15 | 1474 |
| 16 | 156 |
| 17 | 1086 |
| 18 | 1816 |
| 19 | 2010 |
| 20 | 9436 |
| 21 | 1746 |
| 22 | 3426 |
| 23 | 6238 |
| 24 | 40138 |
| 25 | 858 |
| 26 | 4018 |
| 27 | 17262 |
| 28 | 15418 |