The minor sixth chord consists of four notes taken from the major scale of the same letter name. These notes are the first (1), flattened third (b3), fifth (5) and sixth (6) of the major scale, so chord formula for the minor sixth chord is:
Notice that the minor sixth chord is simply a minor chord with an added sixth. Arpeggio patterns and inversions of the Am6 chord are shown here.
Example 142 uses the A minor sixth arpeggio pattern with all inversions.