13/1
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| 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.