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 | 48 |
| 3 | 108 |
| 4 | 192 |
| 5 | 300 |
| 6 | 432 |
| 7 | 588 |
| 8 | 768 |
| 9 | 972 |
| 10 | 1200 |
| 11 | 1452 |
| 12 | 1728 |
| 13 | 2028 |
| 14 | 2352 |
| 15 | 2700 |
| 16 | 3072 |
| 17 | 3468 |
| 18 | 3888 |
| 19 | 4332 |
| 20 | 4800 |
| 21 | 5292 |
| 22 | 5808 |
| 23 | 6348 |
| 24 | 6912 |
| 25 | 7500 |
| 26 | 8112 |
| 27 | 8748 |
| 28 | 9408 |
| 29 | 10092 |
| 30 | 10800 |
| 31 | 11532 |
| 32 | 12288 |
| 33 | 13068 |
| 34 | 13872 |
| 35 | 14700 |
| 36 | 15552 |
| 37 | 16428 |
| 38 | 17328 |
| 39 | 18252 |
| 40 | 19200 |
| 41 | 20172 |
| 42 | 21168 |
| 43 | 22188 |