Extensions 1→N→G→Q→1 with N=C₂ and Q=C₇⋊D₄

Direct product G=N×Q with N=C₂ and Q=C₇⋊D₄

		d	ρ	Label	ID
C₂×C₇⋊D₄		56		C2xC7:D4	112,36

Non-split extensions G=N.Q with N=C₂ and Q=C₇⋊D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₇⋊D₄) = Dic₇⋊C₄	central extension (φ=1)	112		C2.1(C7:D4)	112,11
C₂.₂(C₇⋊D₄) = D₁₄⋊C₄	central extension (φ=1)	56		C2.2(C7:D4)	112,13
C₂.₃(C₇⋊D₄) = C₂³.D₇	central extension (φ=1)	56		C2.3(C7:D4)	112,18
C₂.₄(C₇⋊D₄) = D₄⋊D₇	central stem extension (φ=1)	56	4+	C2.4(C7:D4)	112,14
C₂.₅(C₇⋊D₄) = D₄.D₇	central stem extension (φ=1)	56	4-	C2.5(C7:D4)	112,15
C₂.₆(C₇⋊D₄) = Q₈⋊D₇	central stem extension (φ=1)	56	4+	C2.6(C7:D4)	112,16
C₂.₇(C₇⋊D₄) = C₇⋊Q₁₆	central stem extension (φ=1)	112	4-	C2.7(C7:D4)	112,17

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