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 | 8 |
| 3 | 48 |
| 4 | 1518 |
| 5 | 5828 |
| 6 | 28032 |
| 7 | 304260 |
| 8 | 290783 |
| 9 | 1255500 |
| 10 | 4325170 |
| 11 | 11135837 |
| 12 | 18567909 |
| 13 | 321903029 |
| 14 | 1394350275 |
| 15 | 287946949 |
| 16 | 1659945758 |
| 17 | 38882519234 |