File:A 150x150 Ulam spiral of dots with varying widths (emphasis primes).svg

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This is a derivative of A 150x150 Ulam spiral of dots with varying widths.svg. Original author is Cortexd. https://commons.wikimedia.org/wiki/File:A_150x150_Ulam_spiral_of_dots_with_varying_widths.svg.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	16:15, 25 May 2025		912 × 912 (1.76 MB)	smartcommons-wikipedia-en>Toukouyori Mimoto	This is a derivative of A 150x150 Ulam spiral of dots with varying widths.svg. Original author is Cortexd. https://commons.wikimedia.org/wiki/File:A_150x150_Ulam_spiral_of_dots_with_varying_widths.svg.

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Number theory