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 | 3 |
| 3 | 6 |
| 4 | 30 |
| 5 | 60 |
| 6 | 63 |
| 7 | 126 |
| 8 | 171 |
| 9 | 252 |
| 10 | 300 |
| 11 | 324 |
| 12 | 543 |
| 13 | 585 |
| 14 | 600 |
| 15 | 630 |
| 16 | 1260 |
| 17 | 1281 |
| 18 | 1710 |
| 19 | 2520 |
| 20 | 2925 |
| 21 | 3000 |
| 22 | 3240 |
| 23 | 5430 |
| 24 | 5850 |
| 25 | 5946 |
| 26 | 6000 |
| 27 | 6300 |
| 28 | 12600 |
| 29 | 12606 |
| 30 | 12633 |
| 31 | 12810 |
| 32 | 14631 |
| 33 | 16263 |
| 34 | 17100 |
| 35 | 21618 |
| 36 | 22308 |
| 37 | 22971 |
| 38 | 24663 |
| 39 | 25200 |
| 40 | 27633 |
| 41 | 28845 |
| 42 | 28887 |
| 43 | 28965 |
| 44 | 29241 |