Extensions 1→N→G→Q→1 with N=C₃×D₂₁ and Q=C₂

Direct product G=N×Q with N=C₃×D₂₁ and Q=C₂

		d	ρ	Label	ID
C₆×D₂₁		84	2	C6xD21	252,43

Semidirect products G=N:Q with N=C₃×D₂₁ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
(C₃×D₂₁)⋊₁C₂ = C₃×S₃×D₇	φ: C₂/C₁ → C₂ ⊆ Out C₃×D₂₁	42	4	(C3xD21):1C2	252,33
(C₃×D₂₁)⋊₂C₂ = S₃×D₂₁	φ: C₂/C₁ → C₂ ⊆ Out C₃×D₂₁	42	4+	(C3xD21):2C2	252,36
(C₃×D₂₁)⋊₃C₂ = D₂₁⋊S₃	φ: C₂/C₁ → C₂ ⊆ Out C₃×D₂₁	42	4	(C3xD21):3C2	252,37

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