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 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 12 |
| 5 | 40 |
| 6 | 105 |
| 7 | 231 |
| 8 | 448 |
| 9 | 792 |
| 10 | 1305 |
| 11 | 2035 |
| 12 | 3036 |
| 13 | 4368 |
| 14 | 6097 |
| 15 | 8295 |
| 16 | 11040 |
| 17 | 14416 |
| 18 | 18513 |
| 19 | 23427 |
| 20 | 29260 |
| 21 | 36120 |
| 22 | 44121 |
| 23 | 53383 |
| 24 | 64032 |
| 25 | 76200 |
| 26 | 90025 |
| 27 | 105651 |
| 28 | 123228 |
| 29 | 142912 |
| 30 | 164865 |
| 31 | 189255 |
| 32 | 216256 |
| 33 | 246048 |
| 34 | 278817 |
| 35 | 314755 |
| 36 | 354060 |
| 37 | 396936 |