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 | 1 |
| 2 | 4 |
| 3 | 9 |
| 4 | 25 |
| 5 | 64 |
| 6 | 144 |
| 7 | 289 |
| 8 | 625 |
| 9 | 1296 |
| 10 | 2601 |
| 11 | 5329 |
| 12 | 10816 |
| 13 | 21904 |
| 14 | 44100 |
| 15 | 88209 |
| 16 | 177241 |
| 17 | 355216 |
| 18 | 710649 |
| 19 | 1423249 |
| 20 | 2849344 |
| 21 | 5702544 |
| 22 | 11410884 |
| 23 | 22829284 |
| 24 | 45670564 |
| 25 | 91355364 |
| 26 | 182736324 |
| 27 | 365497924 |
| 28 | 730999369 |
| 29 | 1462068169 |
| 30 | 2924213776 |
| 31 | 5848578576 |
| 32 | 11697287716 |
| 33 | 23394620209 |
| 34 | 46789583481 |