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) |
|---|---|
| 0 | 0 |
| 1 | 12 |
| 2 | 54 |
| 3 | 144 |
| 4 | 300 |
| 5 | 540 |
| 6 | 882 |
| 7 | 1344 |
| 8 | 1944 |
| 9 | 2700 |
| 10 | 3630 |
| 11 | 4752 |
| 12 | 6084 |
| 13 | 7644 |
| 14 | 9450 |
| 15 | 11520 |
| 16 | 13872 |
| 17 | 16524 |
| 18 | 19494 |
| 19 | 22800 |
| 20 | 26460 |
| 21 | 30492 |
| 22 | 34914 |
| 23 | 39744 |
| 24 | 45000 |
| 25 | 50700 |
| 26 | 56862 |
| 27 | 63504 |
| 28 | 70644 |
| 29 | 78300 |
| 30 | 86490 |
| 31 | 95232 |
| 32 | 104544 |
| 33 | 114444 |
| 34 | 124950 |
| 35 | 136080 |
| 36 | 147852 |
| 37 | 160284 |
| 38 | 173394 |