Extensions 1→N→G→Q→1 with N=C₁₈ and Q=D₁₃

Direct product G=N×Q with N=C₁₈ and Q=D₁₃

		d	ρ	Label	ID
C₁₈×D₁₃		234	2	C18xD13	468,15

Semidirect products G=N:Q with N=C₁₈ and Q=D₁₃

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₈⋊D₁₃ = D₂₃₄	φ: D₁₃/C₁₃ → C₂ ⊆ Aut C₁₈	234	2+	C18:D13	468,17

Non-split extensions G=N.Q with N=C₁₈ and Q=D₁₃

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₈.D₁₃ = Dic₁₁₇	φ: D₁₃/C₁₃ → C₂ ⊆ Aut C₁₈	468	2-	C18.D13	468,5
C₁₈.₂D₁₃ = C₉×Dic₁₃	central extension (φ=1)	468	2	C18.2D13	468,4

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Extensions 1→N→G→Q→1 with N=C18 and Q=D13