A group of sociable numbers of order 3.
Crowd
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Cite this as:
Weisstein, Eric W. "Crowd." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Crowd.html
A group of sociable numbers of order 3.
Weisstein, Eric W. "Crowd." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Crowd.html