Extensions 1→N→G→Q→1 with N=C₂ and Q=D₄×C₁₇

Direct product G=N×Q with N=C₂ and Q=D₄×C₁₇

		d	ρ	Label	ID
D₄×C₃₄		136		D4xC34	272,47

Non-split extensions G=N.Q with N=C₂ and Q=D₄×C₁₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₄×C₁₇) = C₂²⋊C₄×C₁₇	central extension (φ=1)	136		C2.1(D4xC17)	272,21
C₂.₂(D₄×C₁₇) = C₄⋊C₄×C₁₇	central extension (φ=1)	272		C2.2(D4xC17)	272,22
C₂.₃(D₄×C₁₇) = D₈×C₁₇	central stem extension (φ=1)	136	2	C2.3(D4xC17)	272,25
C₂.₄(D₄×C₁₇) = SD₁₆×C₁₇	central stem extension (φ=1)	136	2	C2.4(D4xC17)	272,26
C₂.₅(D₄×C₁₇) = Q₁₆×C₁₇	central stem extension (φ=1)	272	2	C2.5(D4xC17)	272,27

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