768/625, the (greater) pental neutral third or double-diminished fourth is a diesis sharp of 6/5, 6912/6875 sharp of 11/9, and 5632/5625 sharp of 27/22. It is also 625/624 flat of 16/13.

Interval information
Ratio 768/625
Factorization 28 × 3 × 5-4
Monzo [8 1 -4
Size in cents 356.7001¢
Names (greater) pental neutral third,
double-diminished fourth
Color name quadgu 4th, g^44
FJS name [math]\displaystyle{ \text{dd4}_{5,5,5,5} }[/math]
Special properties reduced
Tenney norm (log2 nd) 18.8727
Weil norm (log2 max(n, d)) 19.1699
Wilson norm (sopfr(nd)) 39

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See also