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 | 50238568800 |
| 2 | 5824121940000 |
| 3 | 46919196354240 |
| 4 | 50564131254000 |
| 5 | 80493123110400 |
| 6 | 195778384956000 |
| 7 | 307148642236800 |
| 8 | 799863695270640 |