Question: what are the piano notes?
Answer: A major (A). A - C# - E. A minor (Am). A - C - E. C major (C). C - E - G. C minor (Cm). C - Eb - G. D major (D). D - F# - A. D minor (Dm). D - F - A. E major (E). E - G# - B. E minor (Em). E - G - B.