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 | 123 |
| 2 | 117732 |
| 3 | 85579087 |
| 4 | 65035723280 |
| 5 | 49125060601108 |
| 6 | 37140865202938885 |
| 7 | 28076586641702173315 |
| 8 | 21224865471367565301932 |
| 9 | 16045172079162180370051008 |
| 10 | 12129530424108426130365136337 |
| 11 | 9169456015979482738524196819196 |
| 12 | 6931754273289828570289322265111621 |