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 | 7 |
| 2 | 45 |
| 3 | 67 |
| 4 | 145 |
| 5 | 411 |
| 6 | 825 |
| 7 | 1021 |
| 8 | 4039 |
| 9 | 9069 |
| 10 | 9789 |
| 11 | 12463 |
| 12 | 15137 |
| 13 | 26313 |
| 14 | 27499 |