The unique 3-polyiamond, illustrated above.
Triamond
See also
Polyiamond, TrapezoidExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Triamond." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Triamond.html
The unique 3-polyiamond, illustrated above.
Weisstein, Eric W. "Triamond." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Triamond.html