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 | 3571 |
| 2 | 4219 |
| 3 | 13669 |
| 4 | 25117 |
| 5 | 55897 |
| 6 | 89269 |
| 7 | 102121 |
| 8 | 170647 |
| 9 | 231019 |
| 10 | 246247 |
| 11 | 251431 |