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 | 2 |
| 3 | 11 |
| 4 | 26 |
| 5 | 47 |
| 6 | 72 |
| 7 | 99 |
| 8 | 132 |
| 9 | 167 |
| 10 | 206 |
| 11 | 251 |
| 12 | 300 |
| 13 | 351 |
| 14 | 406 |
| 15 | 463 |
| 16 | 526 |
| 17 | 591 |
| 18 | 660 |
| 19 | 735 |
| 20 | 812 |
| 21 | 893 |
| 22 | 978 |
| 23 | 1065 |
| 24 | 1156 |
| 25 | 1249 |
| 26 | 1344 |
| 27 | 1443 |