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 | 1 |
| 2 | 4 |
| 3 | 9 |
| 4 | 25 |
| 5 | 49 |
| 6 | 81 |
| 7 | 121 |
| 8 | 196 |
| 9 | 256 |
| 10 | 361 |
| 11 | 484 |
| 12 | 625 |
| 13 | 784 |
| 14 | 961 |
| 15 | 1225 |
| 16 | 1444 |
| 17 | 1764 |
| 18 | 2025 |
| 19 | 2401 |
| 20 | 2809 |
| 21 | 3249 |
| 22 | 3721 |
| 23 | 4225 |
| 24 | 4900 |
| 25 | 5476 |
| 26 | 6084 |
| 27 | 6889 |
| 28 | 7569 |
| 29 | 8464 |
| 30 | 9409 |
| 31 | 10404 |
| 32 | 11236 |
| 33 | 12321 |
| 34 | 13456 |
| 35 | 14884 |
| 36 | 16129 |
| 37 | 17424 |
| 38 | 18769 |
| 39 | 20449 |
| 40 | 21904 |
| 41 | 23716 |
| 42 | 25281 |