Enneadeca

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[-14 -19 19, the enneadeca or 19-tone-comma, is an interval of 2.816 cents which is the amount by which nineteen minor thirds fall short of five octaves, that is, 25/(6/5)19.

Temperament

Tempering out the enneadeca leads to the enneadecal temperament, supported by equal divisions divisible by 19 such as 19edo, 38edo, 57edo, 76edo, 114edo, 152edo, 171edo, 190edo and 228edo.

See also