Extensions 1→N→G→Q→1 with N=C₂ and Q=D₁₀.D₄

Direct product G=NxQ with N=C₂ and Q=D₁₀.D₄

		d	ρ	Label	ID
C₂xD₁₀.D₄		80		C2xD10.D4	320,1082

Non-split extensions G=N.Q with N=C₂ and Q=D₁₀.D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₁₀.D₄) = (C₂xC₂₀):₁C₈	central extension (φ=1)	160		C2.1(D10.D4)	320,251
C₂.₂(D₁₀.D₄) = C₅:(C₂³:C₈)	central extension (φ=1)	80		C2.2(D10.D4)	320,253
C₂.₃(D₁₀.D₄) = C₂²:F₅:C₄	central extension (φ=1)	80		C2.3(D10.D4)	320,255
C₂.₄(D₁₀.D₄) = C₄²:F₅	central stem extension (φ=1)	40	4+	C2.4(D10.D4)	320,191
C₂.₅(D₁₀.D₄) = C₄²:₂F₅	central stem extension (φ=1)	80	4	C2.5(D10.D4)	320,192
C₂.₆(D₁₀.D₄) = C₄².F₅	central stem extension (φ=1)	80	4-	C2.6(D10.D4)	320,193
C₂.₇(D₁₀.D₄) = C₄².₂F₅	central stem extension (φ=1)	80	4	C2.7(D10.D4)	320,194
C₂.₈(D₁₀.D₄) = C₅:C₂wrC₄	central stem extension (φ=1)	40	8+	C2.8(D10.D4)	320,202
C₂.₉(D₁₀.D₄) = C₂²:C₄:F₅	central stem extension (φ=1)	80	8-	C2.9(D10.D4)	320,203
C₂.₁₀(D₁₀.D₄) = D₁₀.₁D₈	central stem extension (φ=1)	80		C2.10(D10.D4)	320,206
C₂.₁₁(D₁₀.D₄) = D₁₀.₁Q₁₆	central stem extension (φ=1)	80		C2.11(D10.D4)	320,207

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