Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂²≀C₂

Direct product G=N×Q with N=C₂ and Q=C₂²≀C₂

		d	ρ	Label	ID
C₂×C₂²≀C₂		16		C2xC2^2wrC2	64,202

Non-split extensions G=N.Q with N=C₂ and Q=C₂²≀C₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁C₂²≀C₂ = C₂⁴⋊₃C₄	central extension (φ=1)	16		C2.1C2^2wrC2	64,60
C₂.₂C₂²≀C₂ = C₂³.₈Q₈	central extension (φ=1)	32		C2.2C2^2wrC2	64,66
C₂.₃C₂²≀C₂ = C₂³.₂₃D₄	central extension (φ=1)	32		C2.3C2^2wrC2	64,67
C₂.₄C₂²≀C₂ = C₂³⋊₂D₄	central stem extension (φ=1)	32		C2.4C2^2wrC2	64,73
C₂.₅C₂²≀C₂ = C₂³⋊Q₈	central stem extension (φ=1)	32		C2.5C2^2wrC2	64,74
C₂.₆C₂²≀C₂ = C₂³.₁₀D₄	central stem extension (φ=1)	32		C2.6C2^2wrC2	64,75
C₂.₇C₂²≀C₂ = C₂³.₇₈C₂³	central stem extension (φ=1)	64		C2.7C2^2wrC2	64,76
C₂.₈C₂²≀C₂ = C₂²⋊D₈	central stem extension (φ=1)	16		C2.8C2^2wrC2	64,128
C₂.₉C₂²≀C₂ = Q₈⋊D₄	central stem extension (φ=1)	32		C2.9C2^2wrC2	64,129
C₂.₁₀C₂²≀C₂ = D₄⋊D₄	central stem extension (φ=1)	32		C2.10C2^2wrC2	64,130
C₂.₁₁C₂²≀C₂ = C₂²⋊SD₁₆	central stem extension (φ=1)	16		C2.11C2^2wrC2	64,131
C₂.₁₂C₂²≀C₂ = C₂²⋊Q₁₆	central stem extension (φ=1)	32		C2.12C2^2wrC2	64,132
C₂.₁₃C₂²≀C₂ = D₄.₇D₄	central stem extension (φ=1)	32		C2.13C2^2wrC2	64,133
C₂.₁₄C₂²≀C₂ = D₄⋊₄D₄	central stem extension (φ=1)	8	4+	C2.14C2^2wrC2	64,134
C₂.₁₅C₂²≀C₂ = D₄.₈D₄	central stem extension (φ=1)	16	4	C2.15C2^2wrC2	64,135
C₂.₁₆C₂²≀C₂ = D₄.₉D₄	central stem extension (φ=1)	16	4	C2.16C2^2wrC2	64,136
C₂.₁₇C₂²≀C₂ = D₄.₁₀D₄	central stem extension (φ=1)	16	4-	C2.17C2^2wrC2	64,137
C₂.₁₈C₂²≀C₂ = C₂≀C₂²	central stem extension (φ=1)	8	4+	C2.18C2^2wrC2	64,138
C₂.₁₉C₂²≀C₂ = C₂³.₇D₄	central stem extension (φ=1)	16	4	C2.19C2^2wrC2	64,139

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