A089104 Duplicate of A007334.
1, 2, 8, 50, 432, 4802, 65536, 1062882, 20000000, 428717762
Offset: 2
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.