Extensions 1→N→G→Q→1 with N=D₁₂₂ and Q=C₂

Direct product G=N×Q with N=D₁₂₂ and Q=C₂

		d	ρ	Label	ID
C₂²×D₆₁		244		C2^2xD61	488,13

Semidirect products G=N:Q with N=D₁₂₂ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
D₁₂₂⋊₁C₂ = D₂₄₄	φ: C₂/C₁ → C₂ ⊆ Out D₁₂₂	244	2+	D122:1C2	488,6
D₁₂₂⋊₂C₂ = C₆₁⋊D₄	φ: C₂/C₁ → C₂ ⊆ Out D₁₂₂	244	2	D122:2C2	488,8

Non-split extensions G=N.Q with N=D₁₂₂ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
D₁₂₂.C₂ = C₂×C₆₁⋊C₄	φ: C₂/C₁ → C₂ ⊆ Out D₁₂₂	122	4+	D122.C2	488,12
D₁₂₂.₂C₂ = C₄×D₆₁	φ: trivial image	244	2	D122.2C2	488,5

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Extensions 1→N→G→Q→1 with N=D122 and Q=C2