About: Tetrahedral number

Property	Value
dbo:description	Glied einer mathematischen Folge (de) nombre polyédrique (fr) numero poliedrico (it) número poliedral (es) número poliedral (pt) poliéderszám (hu) polyhedral number representing a tetrahedron (en) serie de números que representan un tetraedro (gl) sumy początkowych liczb trójkątnych (pl) тетраэдрические числа 4- мерного пространствафигурные числа, представляющие пирамиду, в основании которой лежит правильный треугольник (ru)
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dbo:wikiPageExternalLink	http://demonstrations.wolfram.com/GeometricProofOfTheTetrahedralNumberFormula/
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dbp:date	September 2018 (en)
dbp:reason	diagram does not prove the statement (en)
dbp:title	Tetrahedral Number (en)
dbp:urlname	TetrahedralNumber (en)
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dct:subject	dbc:Figurate_numbers dbc:Simplex_numbers dbc:Tetrahedra
gold:hypernym	dbr:Number
rdfs:label	Tetrahedral number (en) عدد هرمي ثلاثي (ar) Nombre tetraèdric (ca) Kvaredra nombro (eo) Tetraederzahl (de) Número tetraédrico (es) Nombre tétraédrique (fr) Numero tetraedrico (it) 三角錐数 (ja) 폴록의 사면체수 추측 (ko) 사면체수 (ko) Tetraëdergetal (nl) Liczby czworościenne (pl) Número tetraédrico (pt) Тетраедричні числа (uk) Tetraedertal (sv) Тетраэдральное число (ru) 四面體數 (zh)
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