The A♯ Major Pentatonic scale contains five notes: A♯, B♯, C♯♯, E♯, and F♯♯. It follows the whole-step / half-step pattern Root - Major 2nd - Major 3rd - Perfect 5th - Major 6th.
Enharmonic equivalent: A♯ is enharmonically equivalent to B♭. See Bb Major Pentatonic Scale Scale.
A# Major Pentatonic Scale Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Root | A♯ | 1 |
| 2 | Major 2nd | B♯ | 2 |
| 3 | Major 3rd | C♯♯ | 3 |
| 5 | Perfect 5th | E♯ | 5 |
| 6 | Major 6th | F♯♯ | 6 |
| 8 | Octave | A♯ | P8 |
Key Signature
The notes of the A# Major Pentatonic Scale come from A# Major, so it carries that key signature (written with Bb’s signature): 2 flats (B♭, E♭).
B♭E♭
Written as accidentals
A♯B♯C♯♯E♯F♯♯
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
A# Major Pentatonic Scale — Frequently Asked Questions
What notes are in the A# Major Pentatonic Scale?
The A# Major Pentatonic Scale has five notes: Bb C D F G (plus the octave). It omits the 4th and 7th of the A#/Bb Major scale, leaving degrees 1-2-3-5-6. With no half steps, it has a bright, open sound.
How does the A# Major Pentatonic Scale differ from the A#/Bb Major Scale?
The A# Major Pentatonic Scale removes the 4th and 7th scale degrees from A#/Bb Major. This eliminates all half steps, making every note fit smoothly over I, IV, and V chords in A#/Bb Major without tension.
What is the fingering for the A# Major Pentatonic Scale?
Right hand: 21312312. Left hand: 43213214. Five-note pentatonic scales have fewer thumb crossings than 7-note scales. Practice each hand slowly and separately before combining.
What music uses the A# Major Pentatonic Scale?
Major pentatonic scales appear in folk, country, blues, pop, and world music. The A# Major Pentatonic Scale is ideal for improvisation and melody writing in A#/Bb Major — every note sounds good over I, IV, and V chords.
What is the relationship between A#/Bb Major Pentatonic and A#/Bb Minor Pentatonic?
They share no notes but are parallel pentatonics — both rooted on A#/Bb but with different intervals. The major version (degrees 1-2-3-5-6) is brighter; the minor version (degrees 1-b3-4-5-b7) is darker and more bluesy.
Can I use the A# Major Pentatonic Scale for improvisation?
Yes — major pentatonics are among the most beginner-friendly improvisation tools. Every note works over I, IV, and V chords in A#/Bb Major. Start slowly with 3-4 note phrases over a simple chord loop.