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 | 8 |
| 5 | 16 |
| 6 | 18 |
| 7 | 65 |
| 8 | 72 |
| 9 | 256 |
| 10 | 258 |
| 11 | 260 |
| 12 | 266 |
| 13 | 4101 |
| 14 | 4132 |
| 15 | 4167 |
| 16 | 4290 |
| 17 | 65536 |
| 18 | 65540 |
| 19 | 65542 |
| 20 | 65544 |
| 21 | 65594 |
| 22 | 65600 |
| 23 | 65658 |
| 24 | 65694 |