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 | 3 |
| 2 | 18 |
| 3 | 12 |
| 4 | 108 |
| 5 | 24 |
| 6 | 72 |
| 7 | 168 |
| 8 | 384 |
| 9 | 360 |
| 10 | 456 |
| 11 | 720 |
| 12 | 1824 |
| 13 | 1368 |
| 14 | 3192 |
| 15 | 19260 |
| 16 | 6840 |
| 17 | 13680 |
| 18 | 21000 |
| 19 | 80940 |
| 20 | 9576 |
| 21 | 50616 |
| 22 | 39120 |
| 23 | 220248 |
| 24 | 167808 |
| 25 | 264264 |
| 26 | 193800 |
| 27 | 242820 |
| 28 | 181944 |
| 29 | 117360 |
| 30 | 424080 |
| 31 | 456456 |
| 32 | 848160 |
| 33 | 124488 |
| 34 | 2756520 |
| 35 | 1618344 |
| 36 | 3269112 |
| 37 | 2229840 |