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 | 1 |
| 1 | 25 |
| 2 | 169 |
| 3 | 625 |
| 4 | 1681 |
| 5 | 3721 |
| 6 | 7225 |
| 7 | 12769 |
| 8 | 21025 |
| 9 | 32761 |
| 10 | 48841 |
| 11 | 70225 |
| 12 | 97969 |
| 13 | 133225 |
| 14 | 177241 |
| 15 | 231361 |
| 16 | 297025 |
| 17 | 375769 |
| 18 | 469225 |
| 19 | 579121 |
| 20 | 707281 |
| 21 | 855625 |
| 22 | 1026169 |
| 23 | 1221025 |
| 24 | 1442401 |
| 25 | 1692601 |
| 26 | 1974025 |
| 27 | 2289169 |
| 28 | 2640625 |
| 29 | 3031081 |
| 30 | 3463321 |
| 31 | 3940225 |
| 32 | 4464769 |
| 33 | 5040025 |