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 | 243 |
| 2 | 2744 |
| 3 | 6561 |
| 4 | 177147 |
| 5 | 185193 |
| 6 | 474552 |
| 7 | 614656 |
| 8 | 810000 |
| 9 | 941192 |
| 10 | 1124864 |
| 11 | 1419857 |
| 12 | 1500625 |
| 13 | 3241792 |
| 14 | 4782969 |
| 15 | 7962624 |
| 16 | 11239424 |
| 17 | 16003008 |
| 18 | 17850625 |
| 19 | 21952000 |
| 20 | 26873856 |
| 21 | 28372625 |
| 22 | 52200625 |
| 23 | 68574961 |
| 24 | 82312875 |
| 25 | 117649000 |
| 26 | 129140163 |
| 27 | 162771336 |
| 28 | 200201625 |
| 29 | 238328000 |