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 | 3024 |
| 2 | 1596291840 |
| 3 | 294038117867520 |
| 4 | 68184361565718773760 |
| 5 | 16084808323123050319970304 |
| 6 | 3830251318099321155852479496192 |
| 7 | 931823480133178593246564251905032192 |