Ampersand comma

Interval information
Ratio	34171875/33554432
Factorization	2-25 × 37 × 56
Monzo	[-25 7 6⟩
Size in cents	31.56729¢
Name	ampersand
FJS name	[math]\displaystyle{ \text{dddd}{-3}^{5,5,5,5,5,5} }[/math]
Special properties	reduced,; reduced harmonic
Tenney norm (log2 nd)	50.0263
Weil norm (log2 max(n, d))	50.0526
Wilson norm (sopfr(nd))	101
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The ampersand, or Ampersand's comma, is the interval of 34171875/33554432 of size 31.567 cents. It is the amount by which six classic diatonic semitones (16/15) fall short of a fifth; that is, (3/2)/(16/15)⁶. The 5-limit temperament tempering it out gives the 5-limit version of miracle temperament. The Ampersand's comma was named after Paul Rapoport's cat, Ampersand.