Extensions 1→N→G→Q→1 with N=C₂² and Q=D₂₇

Direct product G=N×Q with N=C₂² and Q=D₂₇

		d	ρ	Label	ID
C₂²×D₂₇		108		C2^2xD27	216,23

Semidirect products G=N:Q with N=C₂² and Q=D₂₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂²⋊D₂₇ = C₉.S₄	φ: D₂₇/C₉ → S₃ ⊆ Aut C₂²	54	6+	C2^2:D27	216,21
C₂²⋊₂D₂₇ = C₂₇⋊D₄	φ: D₂₇/C₂₇ → C₂ ⊆ Aut C₂²	108	2	C2^2:2D27	216,8

Non-split extensions G=N.Q with N=C₂² and Q=D₂₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂².D₂₇ = C₂×Dic₂₇	central extension (φ=1)	216		C2^2.D27	216,7

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Extensions 1→N→G→Q→1 with N=C22 and Q=D27