Extensions 1→N→G→Q→1 with N=C₁₆ and Q=C₁₈

Direct product G=N×Q with N=C₁₆ and Q=C₁₈

		d	ρ	Label	ID
C₂×C₁₄₄		288		C2xC144	288,59

Semidirect products G=N:Q with N=C₁₆ and Q=C₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₆⋊₁C₁₈ = C₉×D₁₆	φ: C₁₈/C₉ → C₂ ⊆ Aut C₁₆	144	2	C16:1C18	288,61
C₁₆⋊₂C₁₈ = C₉×SD₃₂	φ: C₁₈/C₉ → C₂ ⊆ Aut C₁₆	144	2	C16:2C18	288,62
C₁₆⋊₃C₁₈ = C₉×M₅(2)	φ: C₁₈/C₉ → C₂ ⊆ Aut C₁₆	144	2	C16:3C18	288,60

Non-split extensions G=N.Q with N=C₁₆ and Q=C₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₆.C₁₈ = C₉×Q₃₂	φ: C₁₈/C₉ → C₂ ⊆ Aut C₁₆	288	2	C16.C18	288,63

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Extensions 1→N→G→Q→1 with N=C16 and Q=C18