ChordAmaj13♯118-string bass · Standard A major thirteenth sharp eleven · Open position F♯BEADGCF♯117313noteAD♯G♯C♯F♯roleR♯117313fret01111fret 1C0C1C2C3C4C5RootA1stC♯2ndE3rdG♯ StrumArpeggio