F13#11 chord for piano presented by keyboard diagrams.
Explanation: The F13#11 alter the F13 by the change of one note. The F thirteenth sharp eleventh is a seven-note chord, but due to practical circumstances, one or more notes (the fifth primarily) are omitted. The chord name can also be written as F13(#11) or F13+11.
Theory: Compared to F13 the eleventh tone in the chord is sharpenedThe tone is one half step higher.
Notes: F - A - C - Eb - G - B - D