Extensions 1→N→G→Q→1 with N=C₄² and Q=C₁₈

Direct product G=N×Q with N=C₄² and Q=C₁₈

		d	ρ	Label	ID
C₂×C₄×C₃₆		288		C2xC4xC36	288,164

Semidirect products G=N:Q with N=C₄² and Q=C₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄²⋊₁C₁₈ = C₄²⋊C₁₈	φ: C₁₈/C₃ → C₆ ⊆ Aut C₄²	72	6	C4^2:1C18	288,74
C₄²⋊₂C₁₈ = C₄²⋊₂C₁₈	φ: C₁₈/C₃ → C₆ ⊆ Aut C₄²	36	6	C4^2:2C18	288,75
C₄²⋊₃C₁₈ = C₂×C₄²⋊C₉	φ: C₁₈/C₆ → C₃ ⊆ Aut C₄²	36	3	C4^2:3C18	288,71
C₄²⋊₄C₁₈ = C₉×C₄²⋊C₂	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	144		C4^2:4C18	288,167
C₄²⋊₅C₁₈ = C₉×C₄²⋊₂C₂	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	144		C4^2:5C18	288,176
C₄²⋊₆C₁₈ = C₉×C₄≀C₂	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	72	2	C4^2:6C18	288,54
C₄²⋊₇C₁₈ = D₄×C₃₆	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	144		C4^2:7C18	288,168
C₄²⋊₈C₁₈ = C₉×C₄.₄D₄	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	144		C4^2:8C18	288,174
C₄²⋊₉C₁₈ = C₉×C₄⋊₁D₄	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	144		C4^2:9C18	288,177

Non-split extensions G=N.Q with N=C₄² and Q=C₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄².₁C₁₈ = C₉×C₈⋊C₄	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	288		C4^2.1C18	288,47
C₄².₂C₁₈ = C₉×C₄⋊C₈	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	288		C4^2.2C18	288,55
C₄².₃C₁₈ = Q₈×C₃₆	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	288		C4^2.3C18	288,169
C₄².₄C₁₈ = C₉×C₄².C₂	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	288		C4^2.4C18	288,175
C₄².₅C₁₈ = C₉×C₄⋊Q₈	φ: C₁₈/C₉ → C₂ ⊆ Aut C₄²	288		C4^2.5C18	288,178

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