38/21
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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
[sound info]
open this interval in xen-calc
| Interval information |
undevicesimal supraminor seventh,
undevicesimal subneutral seventh
(Shannon, [math]\sqrt{nd}[/math])
[sound info]
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).