49/32, the septatonic inframinor sixth or the octave-reduced 49th harmonic, is 640/637 (8.1 cents) flat of 20/13, and is the interval between 8/7 and 7/4.

Interval information
Ratio 49/32
Factorization 2-5 × 72
Monzo [-5 0 0 2
Size in cents 737.6518¢
Names septatonic inframinor sixth,
octave-reduced 49th harmonic
Color name zz6, zozo 6th
FJS name [math]\displaystyle{ \text{m6}^{7,7} }[/math]
Special properties reduced,
reduced harmonic
Tenney norm (log2 nd) 10.6147
Weil norm (log2 max(n, d)) 11.2294
Wilson norm (sopfr(nd)) 24

[sound info]
Open this interval in xen-calc

See also