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 | 3 |
| 3 | 24 |
| 4 | 102 |
| 5 | 312 |
| 6 | 777 |
| 7 | 1680 |
| 8 | 3276 |
| 9 | 5904 |
| 10 | 10000 |
| 11 | 16105 |
| 12 | 24883 |
| 13 | 37129 |
| 14 | 53782 |
| 15 | 75937 |
| 16 | 104857 |
| 17 | 141985 |
| 18 | 188956 |
| 19 | 247609 |
| 20 | 320000 |
| 21 | 408410 |
| 22 | 515363 |
| 23 | 643634 |
| 24 | 796262 |
| 25 | 976562 |
| 26 | 1188137 |
| 27 | 1434890 |
| 28 | 1721036 |
| 29 | 2051114 |
| 30 | 2430000 |
| 31 | 2862915 |
| 32 | 3355443 |
| 33 | 3913539 |
| 34 | 4543542 |
| 35 | 5252187 |
| 36 | 6046617 |