Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂²xC₃₄

Direct product G=NxQ with N=C₂ and Q=C₂²xC₃₄

		d	ρ	Label	ID
C₂³xC₃₄		272		C2^3xC34	272,54

Non-split extensions G=N.Q with N=C₂ and Q=C₂²xC₃₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂²xC₃₄) = D₄xC₃₄	central stem extension (φ=1)	136		C2.1(C2^2xC34)	272,47
C₂.₂(C₂²xC₃₄) = Q₈xC₃₄	central stem extension (φ=1)	272		C2.2(C2^2xC34)	272,48
C₂.₃(C₂²xC₃₄) = C₄oD₄xC₁₇	central stem extension (φ=1)	136	2	C2.3(C2^2xC34)	272,49

Extensions 1→N→G→Q→1 with N=C2 and Q=C22xC34