Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂³.₃₄D₄

Direct product G=N×Q with N=C₂ and Q=C₂³.₃₄D₄

		d	ρ	Label	ID
C₂×C₂³.₃₄D₄		64		C2xC2^3.34D4	128,1011

Non-split extensions G=N.Q with N=C₂ and Q=C₂³.₃₄D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂³.₃₄D₄) = C₂⁴.₁₇Q₈	central extension (φ=1)	64		C2.1(C2^3.34D4)	128,165
C₂.₂(C₂³.₃₄D₄) = C₂⁴.₆₂₄C₂³	central extension (φ=1)	128		C2.2(C2^3.34D4)	128,166
C₂.₃(C₂³.₃₄D₄) = C₂³.₃₂M₄(2)	central extension (φ=1)	64		C2.3(C2^3.34D4)	128,549
C₂.₄(C₂³.₃₄D₄) = C₂⁴.₅₂D₄	central stem extension (φ=1)	64		C2.4(C2^3.34D4)	128,172
C₂.₅(C₂³.₃₄D₄) = C₂⁴.₆₃₅C₂³	central stem extension (φ=1)	128		C2.5(C2^3.34D4)	128,177
C₂.₆(C₂³.₃₄D₄) = C₂⁴.₅₃(C₂×C₄)	central stem extension (φ=1)	64		C2.6(C2^3.34D4)	128,550
C₂.₇(C₂³.₃₄D₄) = C₂⁴.₆₈D₄	central stem extension (φ=1)	16		C2.7(C2^3.34D4)	128,551
C₂.₈(C₂³.₃₄D₄) = C₂⁴.₁₆₉C₂³	central stem extension (φ=1)	32		C2.8(C2^3.34D4)	128,552
C₂.₉(C₂³.₃₄D₄) = (C₂²×C₄).₂₇₅D₄	central stem extension (φ=1)	32		C2.9(C2^3.34D4)	128,553
C₂.₁₀(C₂³.₃₄D₄) = (C₂²×C₄).₂₇₆D₄	central stem extension (φ=1)	32		C2.10(C2^3.34D4)	128,554
C₂.₁₁(C₂³.₃₄D₄) = C₂³.₃₆D₈	central stem extension (φ=1)	64		C2.11(C2^3.34D4)	128,555
C₂.₁₂(C₂³.₃₄D₄) = C₂⁴.₁₅₇D₄	central stem extension (φ=1)	64		C2.12(C2^3.34D4)	128,556
C₂.₁₃(C₂³.₃₄D₄) = C₂⁴.₆₉D₄	central stem extension (φ=1)	64		C2.13(C2^3.34D4)	128,557
C₂.₁₄(C₂³.₃₄D₄) = C₂⁴.₇₀D₄	central stem extension (φ=1)	32		C2.14(C2^3.34D4)	128,558
C₂.₁₅(C₂³.₃₄D₄) = (C₂×C₄²)⋊C₄	central stem extension (φ=1)	16	4	C2.15(C2^3.34D4)	128,559
C₂.₁₆(C₂³.₃₄D₄) = C₂⁴.C₂³	central stem extension (φ=1)	16	8+	C2.16(C2^3.34D4)	128,560
C₂.₁₇(C₂³.₃₄D₄) = C₂⁴.₆(C₂×C₄)	central stem extension (φ=1)	16	8+	C2.17(C2^3.34D4)	128,561
C₂.₁₈(C₂³.₃₄D₄) = (C₂×Q₈).₂₁₁D₄	central stem extension (φ=1)	32	8-	C2.18(C2^3.34D4)	128,562

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