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 | 0 |
| 1 | 9 |
| 2 | 64 |
| 3 | 225 |
| 4 | 576 |
| 5 | 1225 |
| 6 | 2304 |
| 7 | 3969 |
| 8 | 6400 |
| 9 | 9801 |
| 10 | 14400 |
| 11 | 20449 |
| 12 | 28224 |
| 13 | 38025 |
| 14 | 50176 |
| 15 | 65025 |
| 16 | 82944 |
| 17 | 104329 |
| 18 | 129600 |
| 19 | 159201 |
| 20 | 193600 |
| 21 | 233289 |
| 22 | 278784 |
| 23 | 330625 |
| 24 | 389376 |
| 25 | 455625 |
| 26 | 529984 |
| 27 | 613089 |
| 28 | 705600 |
| 29 | 808201 |
| 30 | 921600 |
| 31 | 1046529 |
| 32 | 1183744 |
| 33 | 1334025 |