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 | 25 |
| 3 | 121 |
| 4 | 289 |
| 5 | 841 |
| 6 | 1681 |
| 7 | 3481 |
| 8 | 5041 |
| 9 | 10201 |
| 10 | 11449 |
| 11 | 18769 |
| 12 | 22201 |
| 13 | 32041 |
| 14 | 36481 |
| 15 | 38809 |
| 16 | 51529 |
| 17 | 57121 |
| 18 | 72361 |
| 19 | 78961 |
| 20 | 96721 |
| 21 | 120409 |
| 22 | 175561 |
| 23 | 185761 |
| 24 | 212521 |
| 25 | 271441 |
| 26 | 323761 |
| 27 | 358801 |
| 28 | 380689 |
| 29 | 410881 |
| 30 | 434281 |
| 31 | 654481 |
| 32 | 674041 |
| 33 | 683929 |
| 34 | 734449 |
| 35 | 776161 |