A014558 Erroneous version of A000228.
1, 1, 2, 7, 22, 82, 333, 1448, 6572, 30490, 143552, 683101
Offset: 0
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.