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 | 3 |
| 2 | 17 |
| 3 | 77 |
| 4 | 143 |
| 5 | 149 |
| 6 | 513 |
| 7 | 1079 |
| 8 | 1415 |
| 9 | 6249 |
| 10 | 13265 |
| 11 | 14579 |
| 12 | 15293 |
| 13 | 41657 |
| 14 | 72941 |