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

How to play the D phrometheus scale
- Find D (Root) on the piano keyboard
- Play E (Major second) — 2 semitones above D
- Play F# (Major third) — 4 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 6 notes in ascending order to perform the D phrometheus scale