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 | 121 |
| 3 | 289 |
| 4 | 529 |
| 5 | 841 |
| 6 | 1225 |
| 7 | 1681 |
| 8 | 2209 |
| 9 | 2809 |
| 10 | 3481 |
| 11 | 4225 |
| 12 | 5041 |
| 13 | 5929 |
| 14 | 6889 |
| 15 | 7921 |
| 16 | 9025 |
| 17 | 10201 |
| 18 | 11449 |
| 19 | 12769 |
| 20 | 14161 |
| 21 | 15625 |
| 22 | 17161 |
| 23 | 18769 |
| 24 | 20449 |
| 25 | 22201 |
| 26 | 24025 |
| 27 | 25921 |
| 28 | 27889 |
| 29 | 29929 |
| 30 | 32041 |
| 31 | 34225 |
| 32 | 36481 |
| 33 | 38809 |
| 34 | 41209 |
| 35 | 43681 |
| 36 | 46225 |
| 37 | 48841 |
| 38 | 51529 |