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 | 24 |
| 3 | 1308 |
| 4 | 1884 |
| 5 | 2004 |
| 6 | 2364 |
| 7 | 2532 |
| 8 | 2724 |
| 9 | 3804 |
| 10 | 4008 |
| 11 | 4044 |
| 12 | 4188 |
| 13 | 4236 |
| 14 | 4668 |
| 15 | 5052 |
| 16 | 5064 |
| 17 | 5268 |
| 18 | 5388 |
| 19 | 5484 |
| 20 | 6252 |
| 21 | 6492 |
| 22 | 6564 |
| 23 | 6756 |
| 24 | 6852 |
| 25 | 7044 |
| 26 | 7188 |
| 27 | 7356 |
| 28 | 7404 |
| 29 | 7608 |
| 30 | 7764 |
| 31 | 8124 |
| 32 | 8412 |
| 33 | 8472 |
| 34 | 8796 |
| 35 | 9084 |
| 36 | 9228 |
| 37 | 9852 |
| 38 | 9876 |
| 39 | 9924 |