Extensions 1→N→G→Q→1 with N=C₂₅ and Q=C₂₀

Direct product G=N×Q with N=C₂₅ and Q=C₂₀

		d	ρ	Label	ID
C₅×C₁₀₀		500		C5xC100	500,12

Semidirect products G=N:Q with N=C₂₅ and Q=C₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂₅⋊C₂₀ = C₂₅⋊C₂₀	φ: C₂₀/C₁ → C₂₀ ⊆ Aut C₂₅	25	20+	C25:C20	500,18
C₂₅⋊₂C₂₀ = C₅₀.C₁₀	φ: C₂₀/C₂ → C₁₀ ⊆ Aut C₂₅	100	10-	C25:2C20	500,9
C₂₅⋊₃C₂₀ = C₄×5_-¹⁺²	φ: C₂₀/C₄ → C₅ ⊆ Aut C₂₅	100	5	C25:3C20	500,14
C₂₅⋊₄C₂₀ = C₅×C₂₅⋊C₄	φ: C₂₀/C₅ → C₄ ⊆ Aut C₂₅	100	4	C25:4C20	500,16
C₂₅⋊₅C₂₀ = C₅×Dic₂₅	φ: C₂₀/C₁₀ → C₂ ⊆ Aut C₂₅	100	2	C25:5C20	500,6

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