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 | 144 |
| 2 | 900 |
| 3 | 3136 |
| 4 | 8100 |
| 5 | 17424 |
| 6 | 23716 |
| 7 | 33124 |
| 8 | 43264 |
| 9 | 54756 |
| 10 | 57600 |
| 11 | 93636 |
| 12 | 115600 |
| 13 | 139876 |
| 14 | 144400 |
| 15 | 166464 |
| 16 | 174724 |
| 17 | 207936 |
| 18 | 213444 |
| 19 | 244036 |
| 20 | 298116 |
| 21 | 304704 |
| 22 | 357604 |
| 23 | 414736 |
| 24 | 422500 |
| 25 | 476100 |
| 26 | 490000 |
| 27 | 541696 |
| 28 | 571536 |
| 29 | 640000 |
| 30 | 722500 |
| 31 | 746496 |
| 32 | 756900 |