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 | 3 |
| 3 | 4 |
| 4 | 5 |
| 5 | 8 |
| 6 | 10 |
| 7 | 16 |
| 8 | 26 |
| 9 | 29 |
| 10 | 34 |
| 11 | 73 |
| 12 | 113 |
| 13 | 122 |
| 14 | 157 |
| 15 | 178 |
| 16 | 241 |
| 17 | 353 |
| 18 | 457 |
| 19 | 997 |
| 20 | 1042 |
| 21 | 3041 |
| 22 | 4562 |
| 23 | 6434 |
| 24 | 8506 |
| 25 | 10141 |
| 26 | 19378 |
| 27 | 19882 |
| 28 | 22426 |
| 29 | 27529 |