musmath
chords
scales
tunings
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chord finder
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
9A
13M
semitones:
4
3
3
5
6
-9
other names:
A##13#9
Related
Chords
Chords
with less notes
A##maj
A##m
A##5
A##6
A##m6
A##m7
A##7
A##7#9
A##7add6
A##7no5
Chords
with more notes
A##13#9#11