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 | 4 |
| 2 | 4 |
| 3 | 2 |
| 4 | 1 |
| 5 | 12 |
| 6 | 20 |
| 7 | 35 |
| 8 | 28 |
| 9 | 80 |
| 10 | 114 |
| 11 | 211 |
| 12 | 228 |
| 13 | 736 |
| 14 | 1214 |
| 15 | 2101 |
| 16 | 2536 |
| 17 | 7799 |
| 18 | 13830 |
| 19 | 22107 |
| 20 | 27265 |
| 21 | 82611 |
| 22 | 144324 |
| 23 | 259260 |
| 24 | 354029 |
| 25 | 901774 |
| 26 | 1651718 |
| 27 | 2913981 |
| 28 | 3913728 |
| 29 | 11048656 |
| 30 | 19782855 |
| 31 | 33483206 |
| 32 | 49533124 |