Extensions 1→N→G→Q→1 with N=C₂ and Q=D₄xC₅²

Direct product G=NxQ with N=C₂ and Q=D₄xC₅²

		d	ρ	Label	ID
D₄xC₅xC₁₀		200		D4xC5xC10	400,202

Non-split extensions G=N.Q with N=C₂ and Q=D₄xC₅²

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₄xC₅²) = C₂²:C₄xC₅²	central extension (φ=1)	200		C2.1(D4xC5^2)	400,109
C₂.₂(D₄xC₅²) = C₄:C₄xC₅²	central extension (φ=1)	400		C2.2(D4xC5^2)	400,110
C₂.₃(D₄xC₅²) = D₈xC₅²	central stem extension (φ=1)	200		C2.3(D4xC5^2)	400,113
C₂.₄(D₄xC₅²) = SD₁₆xC₅²	central stem extension (φ=1)	200		C2.4(D4xC5^2)	400,114
C₂.₅(D₄xC₅²) = Q₁₆xC₅²	central stem extension (φ=1)	400		C2.5(D4xC5^2)	400,115

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