A polyform oddity is a figure with binary symmetry formed by an odd number of copies of a polyform. Below are the minimal known oddities for the 8 tribrexes.
See also Tetrabrex Oddities.
| Rowwise Mirror | Columnwise Mirror | 2-Rotary | Double Mirror | Rowwise and Ternary on Vertex | Rowwise and Ternary on Cell | Columnwise and Ternary | |
|---|---|---|---|---|---|---|---|
| 1
| 1
| 1
| 1
| 1
| 3
| 3
|
| 3
| 1
| 5
| 5
| 3
| 9
| 3
|
| 3
| 3
| 3
| 3
| 3
| 9
| 3
|
| 1
| 9
| 11
| 11
| 1
| 3
| 9
|
| 3
| 3
| 3
| 3
| 3
| 5
| 3
|
| 1
| 3
| 5
| 5
| 3
| 3
| 3
|
| 1
| 1
| 1
| 1
| 3
| 9
| 3
|
| 9
| 1
| 11
| 11
| 27
| 9
| 1
|
Last revised 2024-09-28.