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 | 3 |
| 5 | 16 |
| 6 | 14 |
| 7 | 25 |
| 8 | 39 |
| 9 | 6 |
| 10 | 36 |
| 11 | 91 |
| 12 | 32 |
| 13 | 49 |
| 14 | 173 |
| 15 | 109 |
| 16 | 8 |
| 17 | 64 |
| 18 | 307 |
| 19 | 288 |
| 20 | 47 |
| 21 | 81 |
| 22 | 502 |
| 23 | 654 |
| 24 | 194 |
| 25 | 5 |
| 26 | 100 |
| 27 | 779 |
| 28 | 1337 |
| 29 | 592 |
| 30 | 45 |