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Centered tetrahedral number
Y 95%
Centered figurate number representing a tetrahedron
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Y 95%
1
Natural number
69 (number)
Natural number
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In mathematics, a centered tetrahedral number is a centered figurate number that represents a tetrahedron. That is, it counts the dots in a three-dimensional dot pattern with a single dot surrounded by tetrahedral shells. The

Instance of
type of integer
Subclass of
Centered polyhedral number
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