110/81

Interval information

Ratio	110/81
Factorization	2 × 3-4 × 5 × 11
Monzo	[1 -4 1 0 1⟩
Size in cents	529.8117¢
Name	undecimal grave paramajor fourth
Color name	1oy4, loyo 4th
FJS name	[math]\displaystyle{ \text{P4}^{5,11} }[/math]
Special properties	reduced
Tenney height (log2 nd)	13.1212
Weil height (log2 max(n, d))	13.5627
Wilson height (sopfr(nd))	30
Harmonic entropy (Shannon, [math]\displaystyle{ \sqrt{nd} }[/math])	~4.27727 bits
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110/81, the undecimal grave paramajor fourth, is an 11-limit interval. It is 243/242 (7.1 ¢) flat of 15/11. It is also 55/54 sharp of the perfect fourth (4/3). Most conspicuously, it is 81/80 flat of 11/8, which is what leads to its name.

See also

• 81/55 – its octave complement
• Gallery of just intervals