Examlex
Find the sum of the arithmetic sequence.
--3 + 1 + 5 + 9 + 13 + ... + (4n - 7)
Color Purity
The intensity and vividness of a color, without any dilution or mixture with other colors, indicating the color's saturation level.
Hue
The dimension of light that refers to the specific color perceived.
Brightness
The perception of light intensity produced by the visual system, influenced by the luminance of the object and the conditions of observation.
Color Vision Genes
Genes located on the X chromosome that are responsible for the production of photo pigments in the cones of the retina, impacting color perception.
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