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) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 55 |
| 3 | 217 |
| 4 | 672 |
| 5 | 1755 |
| 6 | 4030 |
| 7 | 8386 |
| 8 | 16135 |
| 9 | 29140 |
| 10 | 49941 |
| 11 | 81915 |
| 12 | 129430 |
| 13 | 198037 |
| 14 | 294652 |
| 15 | 427780 |
| 16 | 607725 |
| 17 | 846846 |
| 18 | 1159795 |
| 19 | 1563805 |
| 20 | 2078956 |
| 21 | 2728495 |
| 22 | 3539130 |
| 23 | 4541382 |
| 24 | 5769907 |
| 25 | 7263880 |
| 26 | 9067345 |
| 27 | 11229631 |
| 28 | 13805730 |
| 29 | 16856745 |
| 30 | 20450296 |
| 31 | 24661000 |
| 32 | 29570905 |