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 | 5 |
| 3 | 11 |
| 4 | 4 |
| 5 | 129 |
| 6 | 10 |
| 7 | 89 |
| 8 | 16 |
| 9 | 161 |
| 10 | 72 |
| 11 | 77325 |
| 12 | 71 |
| 13 | 4870 |
| 14 | 70 |
| 15 | 253 |
| 16 | 75 |
| 17 | 737923 |
| 18 | 166 |
| 19 | 1648316 |
| 20 | 165 |
| 21 | 8753803 |
| 22 | 164 |
| 23 | 208366710 |
| 24 | 163 |
| 25 | 99489971 |
| 26 | 162 |
| 27 | 49493333 |
| 28 | 161 |