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 | 12 |
| 2 | 252 |
| 3 | 288 |
| 4 | 1008 |
| 5 | 1188 |
| 6 | 1872 |
| 7 | 2052 |
| 8 | 2100 |
| 9 | 2448 |
| 10 | 2772 |
| 11 | 3300 |
| 12 | 8400 |
| 13 | 8448 |
| 14 | 9108 |
| 15 | 9828 |
| 16 | 11628 |
| 17 | 12768 |
| 18 | 13500 |
| 19 | 14688 |
| 20 | 17100 |
| 21 | 17388 |
| 22 | 17388 |
| 23 | 17472 |
| 24 | 18900 |
| 25 | 25500 |
| 26 | 27900 |
| 27 | 29568 |
| 28 | 29568 |
| 29 | 31968 |
| 30 | 32292 |
| 31 | 32508 |
| 32 | 33408 |
| 33 | 50388 |
| 34 | 51612 |
| 35 | 54000 |
| 36 | 58212 |
| 37 | 58812 |
| 38 | 60372 |
| 39 | 62100 |
| 40 | 62832 |
| 41 | 63072 |
| 42 | 65472 |
| 43 | 65892 |
| 44 | 69300 |
| 45 | 69972 |