One-Sided Pentomino Oddities

A polyomino oddity is a symmetrical figure formed by an odd number of copies of a polyomino. Here are the minimal known oddities for the 6 one-sided pentominoes without mirror symmetry.

For two-sided pentominoes, see Pentomino Oddities.

LateralDiagonalRotaryDouble
Lateral		Double
Diagonal		Double
Rotary		Full
7
9
17
       
7
7
7
25
33
21
73
7
7
11
       
3
5
7
11
21
17
29
5
7
13
       
None None 1
None None None None

Holeless Variants

Diagonal

Birotary

Double Lateral

Double Diagonal

Double Rotary

Full

Last revised 2016-06-16.
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Col. George Sicherman [ HOME | MAIL ]