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chords
scales
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C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Chord
notes:
A##
C###
E##
G##
B#
F##
intervals:
1P
3M
5P
7m
9m
13m
semitones:
4
3
3
3
7
-8
other names:
A##7b9b13
Related
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with less notes
A##maj
A##5
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A##7
A##+7
A##7b9
A##+7b9
A##alt7
A##Mb6
A##7#5
A##7#5b9
A##7b6
A##Maddb9
A##7no5
A##7b13
Chords
with more notes
A##7b9b13#11