Extensions 1→N→G→Q→1 with N=C₂ and Q=D₁₀₂

Direct product G=N×Q with N=C₂ and Q=D₁₀₂

		d	ρ	Label	ID
C₂²×D₅₁		204		C2^2xD51	408,45

Non-split extensions G=N.Q with N=C₂ and Q=D₁₀₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁D₁₀₂ = C₄×D₅₁	central extension (φ=1)	204	2	C2.1D102	408,26
C₂.₂D₁₀₂ = C₂×Dic₅₁	central extension (φ=1)	408		C2.2D102	408,28
C₂.₃D₁₀₂ = Dic₁₀₂	central stem extension (φ=1)	408	2-	C2.3D102	408,25
C₂.₄D₁₀₂ = D₂₀₄	central stem extension (φ=1)	204	2+	C2.4D102	408,27
C₂.₅D₁₀₂ = C₅₁⋊₇D₄	central stem extension (φ=1)	204	2	C2.5D102	408,29

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