14:18:21

14:18:21, the supermajor triad or septimal major triad, is a triad in the 7-limit sometimes used in place of a major triad.

Chord information

Harmonics	14:18:21
Subharmonics	1/(9:7:6)
Intervals from root	1/1–9/7–3/2
Cents from root	0¢–435¢–702¢
Step intervals	9/7, 7/6
Step cents	435¢, 267¢
Color name	ru or r
Prime limit	7
Genus	32⋅7 (63)
Intervallic odd limit	9
Otonal odd limit	21
Utonal odd limit	9
Consistent edos (d ≥ 2)	5edo*, 14edo*, 17edo*, 19edo*, …
* 2 ≤ d < 4; ** 4 ≤ d < 8; *** 8 ≤ d < 16; …

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