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 | 0 |
| 2 | 24 |
| 3 | 160 |
| 4 | 408 |
| 5 | 768 |
| 6 | 1240 |
| 7 | 1824 |
| 8 | 2520 |
| 9 | 3328 |
| 10 | 4248 |
| 11 | 5280 |
| 12 | 6424 |
| 13 | 7680 |
| 14 | 9048 |
| 15 | 10528 |
| 16 | 12120 |
| 17 | 13824 |
| 18 | 15640 |
| 19 | 17568 |
| 20 | 19608 |
| 21 | 21760 |
| 22 | 24024 |
| 23 | 26400 |
| 24 | 28888 |
| 25 | 31488 |
| 26 | 34200 |
| 27 | 37024 |
| 28 | 39960 |
| 29 | 43008 |
| 30 | 46168 |
| 31 | 49440 |
| 32 | 52824 |
| 33 | 56320 |
| 34 | 59928 |
| 35 | 63648 |
| 36 | 67480 |
| 37 | 71424 |
| 38 | 75480 |
| 39 | 79648 |
| 40 | 83928 |
| 41 | 88320 |
| 42 | 92824 |