p6
Six-fold rotations.
Three-fold rotations.
Two-fold rotations.
From Kathy Paur:
From Hana Murray:
p6mm
Six-fold rotations.
Three-fold rotations.
Two-fold rotations.
Mirrors in six directions.
For a detailed analysis of this pattern, see this blog post.
From Kathy Paur:
![p6mm-2](p6mm-2.jpg)