729/686
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| Ratio | 729/686 |
| Factorization | 2-1 × 36 × 7-3 |
| Monzo | [-1 6 0 -3⟩ |
| Size in cents | 105.25229¢ |
| Name | triru comma |
| Color name | r3-2, triru negative 2nd |
| FJS name | [math]\text{d}{-2}_{7,7,7}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 18.9318 |
| Weil height (log2 max(n, d)) | 19.0196 |
| Wilson height (sopfr (nd)) | 41 |
| Harmonic entropy (Shannon, [math]\sqrt{n\cdot d}[/math]) |
~4.63782 bits |
| Comma size | large |
| open this interval in xen-calc | |
The triru comma (ratio: 729/686) is a 7-limit (2.3.7 subgroup) comma. This comma is tempered out by the triru clan of temperaments, which includes its namesake the triru temperament, along with the prominent augene temperament and its extensions.