Rings of 20 Icosahedra


	Connecting face-to-face, 20 icosahedra can be assembled in a closed ring. Such rings have common members at certain intersections.


	Contributed by: Sándor Kabai

Icosahedron (Wolfram MathWorld)

"Rings of 20 Icosahedra" from The Wolfram Demonstrations Project
http://demonstrations.wolfram.com/RingsOf20Icosahedra/

Contributed by: Sándor Kabai

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Polyhedra
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