But note that only one octave is covered in the examples. There are musical styles (e.g. Jazz) where a scale extends over more than one octave, e.g. you have to

But note that only one octave is covered in the examples. There are musical styles (e.g. Jazz) where a scale extends over more than one octave, e.g. you have to extend the system to e.g. 24 or 36 places.