editing disabled

64/55
|6 0 -1 0 -1>
262.3683 cents
sound sample

64/55, the keenanismic subminor third, is 385/384 (4.5 cents) flatter than 7/6. It arises in 11-limit scales as the interval between 5/4 and 16/11, and between 11/8 and 8/5.