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) |
|---|---|
| 4 | 8 |
| 5 | 18 |
| 6 | 107798 |
| 7 | 6685156 |
| 8 | 62777794 |
| 9 | 313834602 |
| 10 | 1129602808 |
| 11 | 3313914698 |
| 12 | 8438118356 |
| 13 | 19340801916 |