A361222 Maximum number of ways in which a set of integer-sided rectangular pieces can tile an n X n square, up to rotations and reflections.
1, 1, 8, 719, 315107
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.