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 | 4 |
| 2 | 36 |
| 3 | 96 |
| 4 | 184 |
| 5 | 300 |
| 6 | 444 |
| 7 | 616 |
| 8 | 816 |
| 9 | 1044 |
| 10 | 1300 |
| 11 | 1584 |
| 12 | 1896 |
| 13 | 2236 |
| 14 | 2604 |
| 15 | 3000 |
| 16 | 3424 |
| 17 | 3876 |
| 18 | 4356 |
| 19 | 4864 |
| 20 | 5400 |
| 21 | 5964 |
| 22 | 6556 |
| 23 | 7176 |
| 24 | 7824 |
| 25 | 8500 |
| 26 | 9204 |
| 27 | 9936 |
| 28 | 10696 |
| 29 | 11484 |
| 30 | 12300 |
| 31 | 13144 |
| 32 | 14016 |
| 33 | 14916 |
| 34 | 15844 |
| 35 | 16800 |
| 36 | 17784 |
| 37 | 18796 |
| 38 | 19836 |
| 39 | 20904 |
| 40 | 22000 |
| 41 | 23124 |