Musical Symbols
Still structured same way to Single Digits (I can’t think of another lmao). Some symbols like treble clef, bass clef or notes can be used. I suggest the formations below (I think pixel arts are awesome to represent my ideas):
Piano
A big rectangle (24 x 6 = 144) consists of 2 distinct types of chickens representing white and black keys in an octave. I suggest the formation below:
A variation below might be considered, adding the third type of chickens outside (28 x 8 = 224):