A half-whole diminished scale
The A half-whole diminished scale is a eighth-note scale consisting of the notes A, B♭, C, C♯, D♯, E, F♯, and G. The distance between the notes is alternately a half step and a whole step.
Name
A half-whole diminished scale
Notes
A B♭ C C♯ D♯ E F♯ G A
Intervals
1 ♭2 ♭3 3 ♯4 5 6 ♭7 1
Formula
1-2-1-2-1-2-1-2
Type
Octatonic (8 notes per octave)