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 | 81 |
| 2 | 1296 |
| 3 | 10000 |
| 4 | 50625 |
| 5 | 194481 |
| 6 | 614656 |
| 7 | 1679616 |
| 8 | 4100625 |
| 9 | 9150625 |
| 10 | 18974736 |
| 11 | 37015056 |
| 12 | 68574961 |
| 13 | 121550625 |
| 14 | 207360000 |
| 15 | 342102016 |
| 16 | 547981281 |
| 17 | 855036081 |
| 18 | 1303210000 |
| 19 | 1944810000 |
| 20 | 2847396321 |
| 21 | 4097152081 |
| 22 | 5802782976 |
| 23 | 8100000000 |
| 24 | 11156640625 |
| 25 | 15178486401 |