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 | 24 |
| 2 | 576 |
| 3 | 9750 |
| 4 | 157182 |
| 5 | 2253828 |
| 6 | 30649446 |
| 7 | 392792334 |
| 8 | 4834114074 |
| 9 | 57285557832 |
| 10 | 658558589712 |
| 11 | 7367813384346 |
| 12 | 80528684687118 |
| 13 | 861990117512832 |
| 14 | 9057816965527086 |
| 15 | 93605798560795056 |
| 16 | 952894000040209068 |