38/21

Interval information

Ratio	38/21
Factorization	2 × 3-1 × 7-1 × 19
Monzo	[1 -1 0 -1 0 0 0 1⟩
Size in cents	1026.732¢
Names	hendrix minor seventh, undevicesimal supraminor seventh, undevicesimal subneutral seventh
Color name	19or7, noru 7th
FJS name	[math]\text{m7}^{19}_{7}[/math]
Special properties	reduced
Tenney height (log2 nd)	9.64024
Weil height (log2 max(n, d))	10.4959
Wilson height (sopfr(nd))	31
Harmonic entropy (Shannon, [math]\sqrt{nd}[/math])	~4.20497 bits
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In 19-limit just intonation, 38/21 is the hendrix minor seventh, also known as the undevicesimal supraminor seventh or undevicesimal subneutral seventh. It exceeds the Pythagorean minor seventh (16/9) by a hendrix comma (57/56).

See also

• 21/19 – its octave complement
• Gallery of just intervals