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) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 4 |
| 7 | 4 |
| 8 | 5 |
| 9 | 5 |
| 10 | 12 |
| 11 | 12 |
| 12 | 16 |
| 13 | 19 |
| 14 | 22 |
| 15 | 35 |
| 16 | 38 |
| 17 | 48 |
| 18 | 58 |
| 19 | 68 |
| 20 | 79 |
| 21 | 110 |
| 22 | 121 |
| 23 | 149 |
| 24 | 175 |
| 25 | 207 |
| 26 | 242 |
| 27 | 281 |
| 28 | 352 |
| 29 | 397 |
| 30 | 473 |