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 | 2401 |
| 1 | 83521 |
| 2 | 531441 |
| 3 | 1874161 |
| 4 | 4879681 |
| 5 | 10556001 |
| 6 | 20151121 |
| 7 | 35153041 |
| 8 | 57289761 |
| 9 | 88529281 |
| 10 | 131079601 |
| 11 | 187388721 |
| 12 | 260144641 |
| 13 | 352275361 |
| 14 | 466948881 |
| 15 | 607573201 |
| 16 | 777796321 |
| 17 | 981506241 |
| 18 | 1222830961 |
| 19 | 1506138481 |