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 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 7 |
| 8 | 10 |
| 9 | 11 |
| 10 | 14 |
| 11 | 23 |
| 12 | 31 |
| 13 | 37 |
| 14 | 42 |
| 15 | 105 |
| 16 | 106 |
| 17 | 114 |
| 18 | 137 |
| 19 | 182 |
| 20 | 212 |
| 21 | 233 |
| 22 | 313 |
| 23 | 621 |
| 24 | 629 |
| 25 | 1067 |
| 26 | 1570 |
| 27 | 4612 |
| 28 | 6288 |
| 29 | 20030 |
| 30 | 21843 |
| 31 | 24800 |
| 32 | 43694 |
| 33 | 179970 |