Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂²xC₁₈

Direct product G=NxQ with N=C₂ and Q=C₂²xC₁₈

		d	ρ	Label	ID
C₂³xC₁₈		144		C2^3xC18	144,113

Non-split extensions G=N.Q with N=C₂ and Q=C₂²xC₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂²xC₁₈) = D₄xC₁₈	central stem extension (φ=1)	72		C2.1(C2^2xC18)	144,48
C₂.₂(C₂²xC₁₈) = Q₈xC₁₈	central stem extension (φ=1)	144		C2.2(C2^2xC18)	144,49
C₂.₃(C₂²xC₁₈) = C₉xC₄oD₄	central stem extension (φ=1)	72	2	C2.3(C2^2xC18)	144,50

Extensions 1→N→G→Q→1 with N=C2 and Q=C22xC18