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 | 2 |
| 3 | 3 |
| 4 | 8 |
| 5 | 11 |
| 6 | 16 |
| 7 | 36 |
| 8 | 163 |
| 9 | 816 |
| 10 | 115166 |
| 11 | 475633 |
| 12 | 1151836 |
| 13 | 5677378 |
| 14 | 35585421 |
| 15 | 35598136 |
| 16 | 51596833 |
| 17 | 258114833 |
| 18 | 1152095166 |
| 19 | 11060118546 |
| 20 | 112366468411 |
| 21 | 1797838514253 |
| 22 | 11234888843541 |
| 23 | 78909614580621 |
| 24 | 1632858433307288 |