Note 1043 — Chapter XI · THE MYSTICAL MEANINGS IN THE PROPORTIONS OF NUMBERS, GEOMETRICAL RATIOS, AND MUSIC.
William Wilson translation
ἑτερομήκεις, the product of two unequal factors, i.e. 2 + 4 + 6 + 8 + 10 + 12 + 14 = 56; and 2 + 4 = 6 = 3 × 2, 6 + 4 = 10 = 5 × 2, and so on.