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 | 5 |
| 2 | 26 |
| 3 | 124 |
| 4 | 318 |
| 5 | 1703 |
| 6 | 1133 |
| 7 | 2086 |
| 8 | 7641 |
| 9 | 10912775 |
| 10 | 60927 |
| 11 | 8764 |
| 12 | 184252585101 |
| 13 | 144329 |
| 14 | 474 |
| 15 | 1090 |