A094805 Duplicate of A055193.
6, 210, 840, 341880, 71831760, 64648584000, 2216650756320
Offset: 1
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.