Extensions 1→N→G→Q→1 with N=C₂ and Q=D₇×M₄(2)

Direct product G=N×Q with N=C₂ and Q=D₇×M₄(2)

		d	ρ	Label	ID
C₂×D₇×M₄(2)		112		C2xD7xM4(2)	448,1196

Non-split extensions G=N.Q with N=C₂ and Q=D₇×M₄(2)

extension	φ:Q→Aut N	d	Label	ID
C₂.₁(D₇×M₄(2)) = D₇×C₈⋊C₄	central extension (φ=1)	224	C2.1(D7xM4(2))	448,238
C₂.₂(D₇×M₄(2)) = Dic₇.C₄²	central extension (φ=1)	224	C2.2(D7xM4(2))	448,241
C₂.₃(D₇×M₄(2)) = Dic₇.₅M₄(2)	central extension (φ=1)	224	C2.3(D7xM4(2))	448,252
C₂.₄(D₇×M₄(2)) = D₇×C₂²⋊C₈	central extension (φ=1)	112	C2.4(D7xM4(2))	448,258
C₂.₅(D₇×M₄(2)) = D₇×C₄⋊C₈	central extension (φ=1)	224	C2.5(D7xM4(2))	448,366
C₂.₆(D₇×M₄(2)) = C₄².₂₀₀D₁₄	central extension (φ=1)	224	C2.6(D7xM4(2))	448,367
C₂.₇(D₇×M₄(2)) = M₄(2)×Dic₇	central extension (φ=1)	224	C2.7(D7xM4(2))	448,651
C₂.₈(D₇×M₄(2)) = C₅₆⋊Q₈	central stem extension (φ=1)	448	C2.8(D7xM4(2))	448,235
C₂.₉(D₇×M₄(2)) = C₄².₁₈₂D₁₄	central stem extension (φ=1)	224	C2.9(D7xM4(2))	448,239
C₂.₁₀(D₇×M₄(2)) = C₈⋊₉D₂₈	central stem extension (φ=1)	224	C2.10(D7xM4(2))	448,240
C₂.₁₁(D₇×M₄(2)) = Dic₇.M₄(2)	central stem extension (φ=1)	224	C2.11(D7xM4(2))	448,253
C₂.₁₂(D₇×M₄(2)) = D₁₄⋊M₄(2)	central stem extension (φ=1)	112	C2.12(D7xM4(2))	448,260
C₂.₁₃(D₇×M₄(2)) = D₁₄⋊₂M₄(2)	central stem extension (φ=1)	224	C2.13(D7xM4(2))	448,262
C₂.₁₄(D₇×M₄(2)) = Dic₇⋊M₄(2)	central stem extension (φ=1)	224	C2.14(D7xM4(2))	448,263
C₂.₁₅(D₇×M₄(2)) = C₄².₂₇D₁₄	central stem extension (φ=1)	448	C2.15(D7xM4(2))	448,362
C₂.₁₆(D₇×M₄(2)) = C₄².₂₀₂D₁₄	central stem extension (φ=1)	224	C2.16(D7xM4(2))	448,369
C₂.₁₇(D₇×M₄(2)) = D₁₄⋊₃M₄(2)	central stem extension (φ=1)	224	C2.17(D7xM4(2))	448,370
C₂.₁₈(D₇×M₄(2)) = C₂₈⋊M₄(2)	central stem extension (φ=1)	224	C2.18(D7xM4(2))	448,371
C₂.₁₉(D₇×M₄(2)) = Dic₇⋊₄M₄(2)	central stem extension (φ=1)	224	C2.19(D7xM4(2))	448,652
C₂.₂₀(D₇×M₄(2)) = D₁₄⋊₆M₄(2)	central stem extension (φ=1)	112	C2.20(D7xM4(2))	448,660
C₂.₂₁(D₇×M₄(2)) = C₅₆⋊D₄	central stem extension (φ=1)	224	C2.21(D7xM4(2))	448,661
C₂.₂₂(D₇×M₄(2)) = C₅₆⋊₁₈D₄	central stem extension (φ=1)	224	C2.22(D7xM4(2))	448,662

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Extensions 1→N→G→Q→1 with N=C2 and Q=D7×M4(2)

Extensions 1→N→G→Q→1 with N=C₂ and Q=D₇×M₄(2)