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 | 5041 |
| 2 | 108900 |
| 3 | 122500 |
| 4 | 128164 |
| 5 | 137641 |
| 6 | 155236 |
| 7 | 173056 |
| 8 | 185761 |
| 9 | 203401 |
| 10 | 206116 |
| 11 | 216225 |
| 12 | 287296 |
| 13 | 288369 |
| 14 | 302500 |
| 15 | 324900 |
| 16 | 342225 |
| 17 | 368449 |
| 18 | 423801 |
| 19 | 434281 |
| 20 | 459684 |
| 21 | 485809 |
| 22 | 515524 |
| 23 | 531441 |
| 24 | 540225 |
| 25 | 675684 |
| 26 | 698896 |
| 27 | 720801 |
| 28 | 737881 |
| 29 | 749956 |
| 30 | 779689 |