Extensions 1→N→G→Q→1 with N=C₂ and Q=C₄:F₇

Direct product G=NxQ with N=C₂ and Q=C₄:F₇

		d	ρ	Label	ID
C₂xC₄:F₇		56		C2xC4:F7	336,123

Non-split extensions G=N.Q with N=C₂ and Q=C₄:F₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₄:F₇) = C₂₈:C₁₂	central extension (φ=1)	112		C2.1(C4:F7)	336,16
C₂.₂(C₄:F₇) = D₁₄:C₁₂	central extension (φ=1)	56		C2.2(C4:F7)	336,17
C₂.₃(C₄:F₇) = C₅₆:C₆	central stem extension (φ=1)	56	6	C2.3(C4:F7)	336,9
C₂.₄(C₄:F₇) = D₅₆:C₃	central stem extension (φ=1)	56	6+	C2.4(C4:F7)	336,10
C₂.₅(C₄:F₇) = C₈.F₇	central stem extension (φ=1)	112	6-	C2.5(C4:F7)	336,11

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