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Interval information
Ratio 256/255
Monzo [8 -1 -1 0 0 0 -1
Size in cents 6.77588
Name(s) septendecimal kleisma,
255th subharmonic
open this interval in xen-calc

256/255, the septendecimal kleisma, or 255th subharmonic, is a small 17-limit superparticular comma about 6.8 cents in size. It forms the amount by which a stack consisting of 15/8 and 17/16 falls short of an octave. It differs from 352/351 (the minthma) by 936/935 – an unnoticeable comma measuring about 1.85 cents.

See also