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 | 1 |
| 2 | 12 |
| 3 | 43 |
| 4 | 104 |
| 5 | 205 |
| 6 | 356 |
| 7 | 567 |
| 8 | 848 |
| 9 | 1209 |
| 10 | 1660 |
| 11 | 2211 |
| 12 | 2872 |
| 13 | 3653 |
| 14 | 4564 |
| 15 | 5615 |
| 16 | 6816 |
| 17 | 8177 |
| 18 | 9708 |
| 19 | 11419 |
| 20 | 13320 |
| 21 | 15421 |
| 22 | 17732 |
| 23 | 20263 |
| 24 | 23024 |
| 25 | 26025 |
| 26 | 29276 |
| 27 | 32787 |
| 28 | 36568 |
| 29 | 40629 |
| 30 | 44980 |
| 31 | 49631 |
| 32 | 54592 |