E major sharp eleventh (lydian) piano chord - Emaj9#11
The E major sharp eleventh (lydian) chord is a 6-note chord consisting of the notes E, G#, B, D#, F# and A#.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Emaj9#11.
Interactive piano diagram for the E major sharp eleventh (lydian) chord
Chords that are a subset of Emaj9#11. These contain less notes but all of them are included in Emaj9#11.