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 | 25 |
| 2 | 289 |
| 3 | 361 |
| 4 | 529 |
| 5 | 729 |
| 6 | 2401 |
| 7 | 2601 |
| 8 | 2809 |
| 9 | 4761 |
| 10 | 5329 |
| 11 | 5929 |
| 12 | 7569 |
| 13 | 11449 |
| 14 | 11881 |
| 15 | 15129 |
| 16 | 19881 |
| 17 | 21609 |
| 18 | 22801 |
| 19 | 23409 |
| 20 | 24649 |
| 21 | 25281 |
| 22 | 26569 |
| 23 | 29241 |
| 24 | 29929 |
| 25 | 31329 |
| 26 | 34969 |
| 27 | 36481 |
| 28 | 39601 |
| 29 | 47961 |
| 30 | 52441 |
| 31 | 53361 |
| 32 | 54289 |
| 33 | 57121 |
| 34 | 58081 |
| 35 | 59049 |
| 36 | 71289 |
| 37 | 77841 |
| 38 | 83521 |
| 39 | 89401 |