Extensions 1→N→G→Q→1 with N=C₂ and Q=C₅²⋊₇D₄

Direct product G=N×Q with N=C₂ and Q=C₅²⋊₇D₄

		d	ρ	Label	ID
C₂×C₅²⋊₇D₄		200		C2xC5^2:7D4	400,200

Non-split extensions G=N.Q with N=C₂ and Q=C₅²⋊₇D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₅²⋊₇D₄) = C₁₀².₂₂C₂²	central extension (φ=1)	400		C2.1(C5^2:7D4)	400,100
C₂.₂(C₅²⋊₇D₄) = C₁₀.₁₁D₂₀	central extension (φ=1)	200		C2.2(C5^2:7D4)	400,102
C₂.₃(C₅²⋊₇D₄) = C₁₀²⋊₁₁C₄	central extension (φ=1)	200		C2.3(C5^2:7D4)	400,107
C₂.₄(C₅²⋊₇D₄) = C₅²⋊₇D₈	central stem extension (φ=1)	200		C2.4(C5^2:7D4)	400,103
C₂.₅(C₅²⋊₇D₄) = C₅²⋊₈SD₁₆	central stem extension (φ=1)	200		C2.5(C5^2:7D4)	400,104
C₂.₆(C₅²⋊₇D₄) = C₅²⋊₁₀SD₁₆	central stem extension (φ=1)	200		C2.6(C5^2:7D4)	400,105
C₂.₇(C₅²⋊₇D₄) = C₅²⋊₇Q₁₆	central stem extension (φ=1)	400		C2.7(C5^2:7D4)	400,106

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