Extensions 1→N→G→Q→1 with N=C₄ and Q=C₁₀₂

Direct product G=N×Q with N=C₄ and Q=C₁₀₂

		d	ρ	Label	ID
C₂×C₂₀₄		408		C2xC204	408,30

Semidirect products G=N:Q with N=C₄ and Q=C₁₀₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄⋊C₁₀₂ = D₄×C₅₁	φ: C₁₀₂/C₅₁ → C₂ ⊆ Aut C₄	204	2	C4:C102	408,31

Non-split extensions G=N.Q with N=C₄ and Q=C₁₀₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄.C₁₀₂ = Q₈×C₅₁	φ: C₁₀₂/C₅₁ → C₂ ⊆ Aut C₄	408	2	C4.C102	408,32

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Extensions 1→N→G→Q→1 with N=C4 and Q=C102