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 | 6561 |
| 2 | 50625 |
| 3 | 194481 |
| 4 | 531441 |
| 5 | 1185921 |
| 6 | 2313441 |
| 7 | 4100625 |
| 8 | 6765201 |
| 9 | 10556001 |
| 10 | 15752961 |
| 11 | 22667121 |
| 12 | 31640625 |
| 13 | 43046721 |
| 14 | 57289761 |
| 15 | 74805201 |
| 16 | 96059601 |
| 17 | 121550625 |
| 18 | 151807041 |
| 19 | 187388721 |
| 20 | 228886641 |
| 21 | 276922881 |
| 22 | 332150625 |
| 23 | 395254161 |
| 24 | 466948881 |
| 25 | 547981281 |
| 26 | 639128961 |