Extensions 1→N→G→Q→1 with N=C₂ and Q=C₈:₄D₄

Direct product G=NxQ with N=C₂ and Q=C₈:₄D₄

		d	ρ	Label	ID
C₂xC₈:₄D₄		64		C2xC8:4D4	128,1876

Non-split extensions G=N.Q with N=C₂ and Q=C₈:₄D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₈:₄D₄) = C₄².₅₉Q₈	central extension (φ=1)	128		C2.1(C8:4D4)	128,577
C₂.₂(C₈:₄D₄) = C₄².₄₃₂D₄	central extension (φ=1)	64		C2.2(C8:4D4)	128,689
C₂.₃(C₈:₄D₄) = (C₂xC₄):₆D₈	central extension (φ=1)	64		C2.3(C8:4D4)	128,702
C₂.₄(C₈:₄D₄) = C₈:₅D₈	central stem extension (φ=1)	64		C2.4(C8:4D4)	128,438
C₂.₅(C₈:₄D₄) = C₈²:₅C₂	central stem extension (φ=1)	64		C2.5(C8:4D4)	128,441
C₂.₆(C₈:₄D₄) = C₈:₄D₈	central stem extension (φ=1)	64		C2.6(C8:4D4)	128,444
C₂.₇(C₈:₄D₄) = C₈:₄Q₁₆	central stem extension (φ=1)	128		C2.7(C8:4D4)	128,445
C₂.₈(C₈:₄D₄) = C₈:₃D₈	central stem extension (φ=1)	64		C2.8(C8:4D4)	128,453
C₂.₉(C₈:₄D₄) = C₈.₂D₈	central stem extension (φ=1)	64		C2.9(C8:4D4)	128,454
C₂.₁₀(C₈:₄D₄) = (C₂xC₄):₂D₈	central stem extension (φ=1)	64		C2.10(C8:4D4)	128,743
C₂.₁₁(C₈:₄D₄) = (C₂xC₄).₂₇D₈	central stem extension (φ=1)	64		C2.11(C8:4D4)	128,825
C₂.₁₂(C₈:₄D₄) = C₄:D₁₆	central stem extension (φ=1)	64		C2.12(C8:4D4)	128,978
C₂.₁₃(C₈:₄D₄) = C₄:Q₃₂	central stem extension (φ=1)	128		C2.13(C8:4D4)	128,979
C₂.₁₄(C₈:₄D₄) = C₁₆:₅D₄	central stem extension (φ=1)	64		C2.14(C8:4D4)	128,980
C₂.₁₅(C₈:₄D₄) = C₈.₂₁D₈	central stem extension (φ=1)	64		C2.15(C8:4D4)	128,981
C₂.₁₆(C₈:₄D₄) = C₁₆:₃D₄	central stem extension (φ=1)	64		C2.16(C8:4D4)	128,982
C₂.₁₇(C₈:₄D₄) = C₈.₇D₈	central stem extension (φ=1)	64		C2.17(C8:4D4)	128,983

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