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 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 31 |
| 6 | 45 |
| 7 | 1513 |
| 8 | 2836 |
| 9 | 114327 |
| 10 | 255053 |
| 11 | 12537954 |
| 12 | 31599601 |
| 13 | 427 |
| 14 | 5246800005 |