Hexiamond Oddities

A polyiamond oddity is a figure with binary symmetry formed by an odd number of copies of a polyiamond. Here are the minimal known oddities for the 12 hexiamonds. Click on the yellow figures to expand them.

For octiamonds, see Octiamond Oddities.

Rowwise
Bilateral Columnwise
Bilateral Birotary on Edge Birotary on Vertex Double
Bilateral
on Edge Double
Bilateral
on Vertex Sextuple
Rotary Full

1
9
11
83
11

3
1
11
3
11
3
3
3

9
5
7
9
25
9
9
9

3
3
1
5
3
5
9
9

3
3
3
3
7
3
3
3

3
None None None None None None None

1
1
None 1
None 1
1
1

3
None None None None None None None

5
3
1
9
5
21
43

3
3
9
3
9
3
9

1
1
1
None 1
None None None

1
None None

Rowwise Bilateral	Columnwise Bilateral	Birotary on Edge	Birotary on Vertex	Double Bilateral on Edge	Double Bilateral on Vertex	Sextuple Rotary	Full
1	9	11	83	11
3	1	11	3	11	3	3	3
9	5	7	9	25	9	9	9
3	3	1	5	3	5	9	9
3	3	3	3	7	3	3	3
3	None	None	None	None	None	None	None
1	1	None	1	None	1	1	1
3	None	None	None	None	None	None	None
5	3	1	9	5	21	43
3	3	9	3		9	3	9
1	1	1	None	1	None	None	None
1						None	None

Back to Polyform Curiosities.

Col. George Sicherman [ HOME | MAIL ]