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 | 20736 |
| 2 | 194481 |
| 3 | 810000 |
| 4 | 2313441 |
| 5 | 5308416 |
| 6 | 10556001 |
| 7 | 18974736 |
| 8 | 31640625 |
| 9 | 49787136 |
| 10 | 74805201 |
| 11 | 108243216 |
| 12 | 151807041 |
| 13 | 207360000 |
| 14 | 276922881 |
| 15 | 362673936 |
| 16 | 466948881 |
| 17 | 592240896 |
| 18 | 741200625 |
| 19 | 916636176 |