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 | 0 |
| 2 | 1 |
| 3 | 4 |
| 4 | 6 |
| 5 | 9 |
| 6 | 11 |
| 7 | 14 |
| 8 | 16 |
| 9 | 19 |
| 10 | 21 |
| 11 | 24 |
| 12 | 25 |
| 13 | 26 |
| 14 | 29 |
| 15 | 31 |
| 16 | 34 |
| 17 | 36 |
| 18 | 39 |
| 19 | 41 |
| 20 | 44 |
| 21 | 46 |
| 22 | 49 |