Extensions 1→N→G→Q→1 with N=C₂ and Q=C₄.₄D₄

Direct product G=N×Q with N=C₂ and Q=C₄.₄D₄

		d	ρ	Label	ID
C₂×C₄.₄D₄		32		C2xC4.4D4	64,207

Non-split extensions G=N.Q with N=C₂ and Q=C₄.₄D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₄.₄D₄) = C₄²⋊₈C₄	central extension (φ=1)	64		C2.1(C4.4D4)	64,63
C₂.₂(C₄.₄D₄) = C₂⁴.C₂²	central extension (φ=1)	32		C2.2(C4.4D4)	64,69
C₂.₃(C₄.₄D₄) = C₂⁴.₃C₂²	central extension (φ=1)	32		C2.3(C4.4D4)	64,71
C₂.₄(C₄.₄D₄) = C₂³.₆₇C₂³	central extension (φ=1)	64		C2.4(C4.4D4)	64,72
C₂.₅(C₄.₄D₄) = C₂³⋊Q₈	central stem extension (φ=1)	32		C2.5(C4.4D4)	64,74
C₂.₆(C₄.₄D₄) = C₂³.₁₀D₄	central stem extension (φ=1)	32		C2.6(C4.4D4)	64,75
C₂.₇(C₄.₄D₄) = C₂³.₁₁D₄	central stem extension (φ=1)	32		C2.7(C4.4D4)	64,78
C₂.₈(C₄.₄D₄) = C₂³.₈₃C₂³	central stem extension (φ=1)	64		C2.8(C4.4D4)	64,81
C₂.₉(C₄.₄D₄) = C₄.₄D₈	central stem extension (φ=1)	32		C2.9(C4.4D4)	64,167
C₂.₁₀(C₄.₄D₄) = C₄.SD₁₆	central stem extension (φ=1)	64		C2.10(C4.4D4)	64,168
C₂.₁₁(C₄.₄D₄) = C₄².₇₈C₂²	central stem extension (φ=1)	32		C2.11(C4.4D4)	64,169
C₂.₁₂(C₄.₄D₄) = C₄².₂₈C₂²	central stem extension (φ=1)	32		C2.12(C4.4D4)	64,170
C₂.₁₃(C₄.₄D₄) = C₄².₂₉C₂²	central stem extension (φ=1)	32		C2.13(C4.4D4)	64,171
C₂.₁₄(C₄.₄D₄) = C₄².₃₀C₂²	central stem extension (φ=1)	64		C2.14(C4.4D4)	64,172

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