P¹ d¹ C 261.6255653 C# 277.182631 D 293.6647679 D# 311.1269837 E 329.6275569 F 349.2282314 F# 369.9944227 G 391.995436 G# 415.3046976 A 440 A# 466.1637615 B 493.8833013 C 523.2511306