EntityQ4779368· pop 5· linked from 6 articlesaperiodic graphSign in to savedirected graph with no integer k > 1 that divides the length of every cycleConnectionsdirected graphEntitystrongly connected componentEntitymathematicsEntityintegerEntitydigital object identifierEntitygreatest common divisorEntitygraph theoryEntityparityEntitydivisorEntityQ118398Entitymodular arithmeticEntityif and only ifEntityMarkov chainEntitydepth-first searchEntitybreadth-first searchEntitybipartite graphEntitydirected acyclic graphEntitycycle graphEntityconverseEntitycycleEntityCategoriesGraph algorithmsGraph families