D phrygian 13 scale
The D phrygian 13 scale consists of the D (Perfect unison), D# (Minor second), F (Minor third), G (Perfect fourth), G# (Diminished fifth), B (Major sixth) and C (Minor seventh) notes.

How to play the D phrygian 13 scale
- Find D (Root) on the piano keyboard
- Play D# (Minor second) — 1 semitone above D
- Play F (Minor third) — 3 semitones above D
- Play G (Perfect fourth) — 5 semitones above D
- Play G# (Diminished fifth) — 6 semitones above D
- Play B (Major sixth) — 9 semitones above D
- Play C (Minor seventh) — 10 semitones above D
- Play all 7 notes in ascending order to perform the D phrygian 13 scale