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Interval information
Ratio 13/1
Subgroup monzo 13 [1
Size in cents 4440.5277¢
Name 13th harmonic
Color name c33o6, tricotho 6th
FJS name [math]\text{m27}^{13}[/math]
Special properties harmonic
Tenney height (log2 nd) 3.70044
Weil height (log2 max(n, d)) 7.40088
Wilson height (sopfr (nd)) 13
Harmonic entropy
(Shannon, [math]\sqrt{n\cdot d}[/math])
~3.08699 bits

[sound info]
open this interval in xen-calc

13/1, the 13th harmonic, is the harmonic past 12/1 and before 14/1. It is three octaves above 13/8, and is the basis of 13-limit harmony, as many 13-limit intervals can be expressed as the difference between this and another harmonic.

See also