256/245

From Xenharmonic Wiki
Jump to navigation Jump to search
Interval information
Ratio 256/245
Factorization 28 × 5-1 × 7-2
Monzo [8 0 -1 -2
Size in cents 76.034473¢
Name bapbo comma
Color name rrg1, rurugu unison
FJS name [math]\text{P1}_{5,7,7}[/math]
Special properties reduced,
reduced subharmonic
Tenney height (log2 n⋅d) 15.9366
Weil height (max(n, d)) 256
Benedetti height (n⋅d) 62720
Harmonic entropy
(Shannon, [math]\sqrt{n\cdot d}[/math])
~4.70024 bits
Comma size medium
S-expression S82 × S9
open this interval in xen-calc

256/245, the bapbo comma, is the amount by which two 8/7s exceed a 5/4, thus is the stack of two 64/63's and one 81/80. It exceeds 25/24 by 6144/6125 and 24/23 by 736/735. It also falls short of 256/243 by 245/243 and of 21/20 by 1029/1024.

See also