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 | 1 |
| 2 | 18 |
| 3 | 24 |
| 4 | 324 |
| 5 | 36 |
| 6 | 432 |
| 7 | 48 |
| 8 | 5832 |
| 9 | 576 |
| 10 | 648 |
| 11 | 72 |
| 12 | 7776 |
| 13 | 84 |
| 14 | 864 |
| 15 | 864 |
| 16 | 104976 |
| 17 | 108 |
| 18 | 10368 |
| 19 | 120 |
| 20 | 11664 |
| 21 | 1152 |
| 22 | 1296 |
| 23 | 144 |
| 24 | 139968 |
| 25 | 1296 |
| 26 | 1512 |
| 27 | 13824 |
| 28 | 15552 |
| 29 | 180 |
| 30 | 15552 |
| 31 | 192 |
| 32 | 1889568 |
| 33 | 1728 |
| 34 | 1944 |
| 35 | 1728 |
| 36 | 186624 |
| 37 | 228 |
| 38 | 2160 |
| 39 | 2016 |
| 40 | 209952 |
| 41 | 252 |
| 42 | 20736 |
| 43 | 264 |
| 44 | 23328 |