Extensions 1→N→G→Q→1 with N=C₂ and Q=C₁₉⋊D₄

Direct product G=N×Q with N=C₂ and Q=C₁₉⋊D₄

		d	ρ	Label	ID
C₂×C₁₉⋊D₄		152		C2xC19:D4	304,36

Non-split extensions G=N.Q with N=C₂ and Q=C₁₉⋊D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₁₉⋊D₄) = Dic₁₉⋊C₄	central extension (φ=1)	304		C2.1(C19:D4)	304,11
C₂.₂(C₁₉⋊D₄) = D₃₈⋊C₄	central extension (φ=1)	152		C2.2(C19:D4)	304,13
C₂.₃(C₁₉⋊D₄) = C₂³.D₁₉	central extension (φ=1)	152		C2.3(C19:D4)	304,18
C₂.₄(C₁₉⋊D₄) = D₄⋊D₁₉	central stem extension (φ=1)	152	4+	C2.4(C19:D4)	304,14
C₂.₅(C₁₉⋊D₄) = D₄.D₁₉	central stem extension (φ=1)	152	4-	C2.5(C19:D4)	304,15
C₂.₆(C₁₉⋊D₄) = Q₈⋊D₁₉	central stem extension (φ=1)	152	4+	C2.6(C19:D4)	304,16
C₂.₇(C₁₉⋊D₄) = C₁₉⋊Q₁₆	central stem extension (φ=1)	304	4-	C2.7(C19:D4)	304,17

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