21-omino, order 4, [7 by 12]
T00716, data113/K41
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Geometry
- The polyomino is not reflective.
- The tile is a 21-omino.
- The rectangle is 7*12 (ratio: 1.71428571429).
For general details about this class of tiling, see.
References
Publications referenced:
- (From Karl Dahlke, June 1999) of B A Wichmann. The World of Patterns, World Scientific, 2001. ISBN 981024619. [wich2] {Only new patterns ascribed to this.}
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