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

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

		d	ρ	Label	ID
C₃×D₂₁		42	2	C3xD21	126,13

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

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃⋊D₂₁ = C₃⋊D₂₁	φ: D₂₁/C₂₁ → C₂ ⊆ Aut C₃	63		C3:D21	126,15

Non-split extensions G=N.Q with N=C₃ and Q=D₂₁

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃.D₂₁ = D₆₃	φ: D₂₁/C₂₁ → C₂ ⊆ Aut C₃	63	2+	C3.D21	126,5

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