7-3 rhombille tiling (dual of <a href="https://en.wikipedia.org/wiki/triheptagonal_tiling" class="extiw" title="w:triheptagonal tiling">triheptagonal tiling</a>). Vector version of <a href="//commons.wikimedia.org/wiki/File:Order73_qreg_rhombic_til.png" title="File:Order73 qreg rhombic til.png">Order73 qreg rhombic til.png</a> by <a href="//commons.wikimedia.org/wiki/User:Rocchini" title="User:Rocchini">Rocchini</a>.
<a href="//commons.wikimedia.org/wiki/User:Parcly_Taxel" title="User:Parcly Taxel">Parcly Taxel</a>
<span class="int-own-work" lang="en">Own work</span>