Extensions 1→N→G→Q→1 with N=C₂ and Q=D₂₈.₂C₄

Direct product G=N×Q with N=C₂ and Q=D₂₈.₂C₄

		d	ρ	Label	ID
C₂×D₂₈.₂C₄		224		C2xD28.2C4	448,1191

Non-split extensions G=N.Q with N=C₂ and Q=D₂₈.₂C₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₂₈.₂C₄) = C₈×Dic₁₄	central extension (φ=1)	448		C2.1(D28.2C4)	448,212
C₂.₂(D₂₈.₂C₄) = C₈×D₂₈	central extension (φ=1)	224		C2.2(D28.2C4)	448,220
C₂.₃(D₂₈.₂C₄) = D₁₄.C₄²	central extension (φ=1)	224		C2.3(D28.2C4)	448,223
C₂.₄(D₂₈.₂C₄) = C₂₈.₁₂C₄²	central extension (φ=1)	224		C2.4(D28.2C4)	448,635
C₂.₅(D₂₈.₂C₄) = C₈×C₇⋊D₄	central extension (φ=1)	224		C2.5(D28.2C4)	448,643
C₂.₆(D₂₈.₂C₄) = C₅₆⋊₁₁Q₈	central stem extension (φ=1)	448		C2.6(D28.2C4)	448,213
C₂.₇(D₂₈.₂C₄) = C₈⋊₆D₂₈	central stem extension (φ=1)	224		C2.7(D28.2C4)	448,222
C₂.₈(D₂₈.₂C₄) = C₄².₂₄₃D₁₄	central stem extension (φ=1)	224		C2.8(D28.2C4)	448,224
C₂.₉(D₂₈.₂C₄) = C₅₆⋊C₄⋊C₂	central stem extension (φ=1)	224		C2.9(D28.2C4)	448,254
C₂.₁₀(D₂₈.₂C₄) = D₁₄⋊C₈⋊C₂	central stem extension (φ=1)	224		C2.10(D28.2C4)	448,261
C₂.₁₁(D₂₈.₂C₄) = D₁₄⋊₂M₄(2)	central stem extension (φ=1)	224		C2.11(D28.2C4)	448,262
C₂.₁₂(D₂₈.₂C₄) = Dic₇⋊M₄(2)	central stem extension (φ=1)	224		C2.12(D28.2C4)	448,263
C₂.₁₃(D₂₈.₂C₄) = C₄².₂₇D₁₄	central stem extension (φ=1)	448		C2.13(D28.2C4)	448,362
C₂.₁₄(D₂₈.₂C₄) = D₁₄⋊₃M₄(2)	central stem extension (φ=1)	224		C2.14(D28.2C4)	448,370
C₂.₁₅(D₂₈.₂C₄) = C₄².₃₀D₁₄	central stem extension (φ=1)	224		C2.15(D28.2C4)	448,373
C₂.₁₆(D₂₈.₂C₄) = C₄².₃₁D₁₄	central stem extension (φ=1)	224		C2.16(D28.2C4)	448,374
C₂.₁₇(D₂₈.₂C₄) = Dic₇⋊C₈⋊C₂	central stem extension (φ=1)	224		C2.17(D28.2C4)	448,636
C₂.₁₈(D₂₈.₂C₄) = (C₂²×C₈)⋊D₇	central stem extension (φ=1)	224		C2.18(D28.2C4)	448,644
C₂.₁₉(D₂₈.₂C₄) = C₅₆⋊₃₂D₄	central stem extension (φ=1)	224		C2.19(D28.2C4)	448,645

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