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 | 81 |
| 1 | 10000 |
| 2 | 83521 |
| 3 | 331776 |
| 4 | 923521 |
| 5 | 2085136 |
| 6 | 4100625 |
| 7 | 7311616 |
| 8 | 12117361 |
| 9 | 18974736 |
| 10 | 28398241 |
| 11 | 40960000 |
| 12 | 57289761 |
| 13 | 78074896 |
| 14 | 104060401 |
| 15 | 136048896 |
| 16 | 174900625 |
| 17 | 221533456 |
| 18 | 276922881 |
| 19 | 342102016 |
| 20 | 418161601 |