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 | 3 |
| 3 | 7 |
| 4 | 28 |
| 5 | 99 |
| 6 | 433 |
| 7 | 1852 |
| 8 | 8463 |
| 9 | 38798 |
| 10 | 181889 |
| 11 | 858570 |
| 12 | 4093739 |
| 13 | 19636172 |
| 14 | 94759074 |