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 | 5 |
| 3 | 6 |
| 4 | 14 |
| 5 | 21 |
| 6 | 26 |
| 7 | 141 |
| 8 | 278 |
| 9 | 281 |
| 10 | 306 |
| 11 | 345 |
| 12 | 1365 |
| 13 | 2573 |
| 14 | 2661 |
| 15 | 4766 |
| 16 | 5385 |