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 | 6 |
| 2 | 96 |
| 3 | 1014 |
| 4 | 3752 |
| 5 | 15010 |
| 6 | 35604 |
| 7 | 95342 |
| 8 | 181834 |
| 9 | 390544 |
| 10 | 654086 |
| 11 | 1221708 |
| 12 | 1876930 |
| 13 | 3183404 |
| 14 | 4598874 |
| 15 | 7268148 |
| 16 | 10026924 |
| 17 | 15014418 |
| 18 | 19984692 |
| 19 | 28678218 |
| 20 | 37094052 |
| 21 | 51428190 |
| 22 | 64980344 |
| 23 | 87564274 |
| 24 | 108501126 |
| 25 | 142759916 |
| 26 | 173998474 |
| 27 | 224327824 |