Extensions 1→N→G→Q→1 with N=C₁₈ and Q=D₁₀

Direct product G=N×Q with N=C₁₈ and Q=D₁₀

		d	ρ	Label	ID
D₅×C₂×C₁₈		180		D5xC2xC18	360,47

Semidirect products G=N:Q with N=C₁₈ and Q=D₁₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₈⋊₁D₁₀ = C₂×D₅×D₉	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	90	4+	C18:1D10	360,45
C₁₈⋊₂D₁₀ = C₂²×D₄₅	φ: D₁₀/C₁₀ → C₂ ⊆ Aut C₁₈	180		C18:2D10	360,49

Non-split extensions G=N.Q with N=C₁₈ and Q=D₁₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₈.₁D₁₀ = C₄₅⋊Q₈	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	360	4-	C18.1D10	360,7
C₁₈.₂D₁₀ = D₉×Dic₅	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	180	4-	C18.2D10	360,8
C₁₈.₃D₁₀ = D₉₀.C₂	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	180	4+	C18.3D10	360,9
C₁₈.₄D₁₀ = C₅⋊D₃₆	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	180	4+	C18.4D10	360,10
C₁₈.₅D₁₀ = D₅×Dic₉	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	180	4-	C18.5D10	360,11
C₁₈.₆D₁₀ = C₄₅⋊D₄	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	180	4-	C18.6D10	360,12
C₁₈.₇D₁₀ = C₉⋊D₂₀	φ: D₁₀/D₅ → C₂ ⊆ Aut C₁₈	180	4+	C18.7D10	360,13
C₁₈.₈D₁₀ = Dic₉₀	φ: D₁₀/C₁₀ → C₂ ⊆ Aut C₁₈	360	2-	C18.8D10	360,25
C₁₈.₉D₁₀ = C₄×D₄₅	φ: D₁₀/C₁₀ → C₂ ⊆ Aut C₁₈	180	2	C18.9D10	360,26
C₁₈.₁₀D₁₀ = D₁₈₀	φ: D₁₀/C₁₀ → C₂ ⊆ Aut C₁₈	180	2+	C18.10D10	360,27
C₁₈.₁₁D₁₀ = C₂×Dic₄₅	φ: D₁₀/C₁₀ → C₂ ⊆ Aut C₁₈	360		C18.11D10	360,28
C₁₈.₁₂D₁₀ = C₄₅⋊₇D₄	φ: D₁₀/C₁₀ → C₂ ⊆ Aut C₁₈	180	2	C18.12D10	360,29
C₁₈.₁₃D₁₀ = C₉×Dic₁₀	central extension (φ=1)	360	2	C18.13D10	360,15
C₁₈.₁₄D₁₀ = D₅×C₃₆	central extension (φ=1)	180	2	C18.14D10	360,16
C₁₈.₁₅D₁₀ = C₉×D₂₀	central extension (φ=1)	180	2	C18.15D10	360,17
C₁₈.₁₆D₁₀ = C₁₈×Dic₅	central extension (φ=1)	360		C18.16D10	360,18
C₁₈.₁₇D₁₀ = C₉×C₅⋊D₄	central extension (φ=1)	180	2	C18.17D10	360,19

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