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 | 1 |
| 1 | 3 |
| 2 | 44 |
| 3 | 311 |
| 4 | 377 |
| 5 | 688 |
| 6 | 710 |
| 7 | 103638 |
| 8 | 104703 |
| 9 | 208341 |
| 10 | 312689 |
| 11 | 833719 |
| 12 | 2292816 |
| 13 | 3126535 |
| 14 | 6565759 |
| 15 | 9692294 |
| 16 | 10838702 |
| 17 | 74724506 |
| 18 | 171126416 |
| 19 | 245850922 |
| 20 | 411557987 |
| 21 | 1068966896 |
| 22 | 2549491779 |
| 23 | 6167950454 |
| 24 | 14885392687 |