The labyrinth of
polyominoes
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Symmetries
clear
Classes
clear
Holes
clear
has hole
no holes
Tiling
clear
has tiling
no tiling
Balance
clear
balanced
unbalanced
monomino
(𝑛 = 1)
1
domino
(𝑛 = 2)
1
trominoes
(𝑛 = 3)
2
tetrominoes
(𝑛 = 4)
5
pentominoes
(𝑛 = 5)
12
hexominoes
(𝑛 = 6)
35
heptominoes
(𝑛 = 7)
108
octominoes
(𝑛 = 8)
369
Catalog
Size
9 (nonomino)
Dimensions
4 × 3
Perimeter
20
Symmetry
none
Class
tree
Tiling
——
Parents
Children
——