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) |
|---|---|
| 1 | 81 |
| 2 | 2401 |
| 3 | 6561 |
| 4 | 14641 |
| 5 | 28561 |
| 6 | 38416 |
| 7 | 50625 |
| 8 | 83521 |
| 9 | 130321 |
| 10 | 194481 |
| 11 | 234256 |
| 12 | 279841 |
| 13 | 390625 |
| 14 | 531441 |
| 15 | 707281 |
| 16 | 810000 |
| 17 | 923521 |
| 18 | 1185921 |
| 19 | 1500625 |
| 20 | 1679616 |
| 21 | 1874161 |
| 22 | 2313441 |
| 23 | 2825761 |
| 24 | 3418801 |
| 25 | 4100625 |
| 26 | 4879681 |
| 27 | 5308416 |
| 28 | 5764801 |
| 29 | 6765201 |
| 30 | 7311616 |