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 | 26 |
| 3 | 189 |
| 4 | 784 |
| 5 | 2375 |
| 6 | 5886 |
| 7 | 12691 |
| 8 | 24704 |
| 9 | 44469 |
| 10 | 75250 |
| 11 | 121121 |
| 12 | 187056 |
| 13 | 279019 |
| 14 | 404054 |
| 15 | 570375 |
| 16 | 787456 |
| 17 | 1066121 |
| 18 | 1418634 |
| 19 | 1858789 |
| 20 | 2402000 |
| 21 | 3065391 |
| 22 | 3867886 |
| 23 | 4830299 |
| 24 | 5975424 |
| 25 | 7328125 |
| 26 | 8915426 |
| 27 | 10766601 |
| 28 | 12913264 |
| 29 | 15389459 |
| 30 | 18231750 |
| 31 | 21479311 |
| 32 | 25174016 |
| 33 | 29360529 |