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 | 9 |
| 2 | 36 |
| 3 | 100 |
| 4 | 196 |
| 5 | 225 |
| 6 | 289 |
| 7 | 441 |
| 8 | 576 |
| 9 | 784 |
| 10 | 841 |
| 11 | 1225 |
| 12 | 1296 |
| 13 | 1764 |
| 14 | 1849 |
| 15 | 2025 |
| 16 | 2304 |
| 17 | 3025 |
| 18 | 3249 |
| 19 | 3600 |
| 20 | 3844 |
| 21 | 3969 |
| 22 | 4356 |
| 23 | 5776 |
| 24 | 6084 |
| 25 | 6400 |
| 26 | 6561 |
| 27 | 8100 |
| 28 | 8281 |
| 29 | 9801 |
| 30 | 11025 |
| 31 | 12544 |
| 32 | 13924 |
| 33 | 14161 |
| 34 | 14400 |
| 35 | 15129 |
| 36 | 16129 |
| 37 | 16641 |
| 38 | 17424 |
| 39 | 18496 |
| 40 | 19600 |
| 41 | 19881 |
| 42 | 20449 |
| 43 | 21609 |
| 44 | 23409 |