Extensions 1→N→G→Q→1 with N=C₂ and Q=C₉×D₈

Direct product G=N×Q with N=C₂ and Q=C₉×D₈

		d	ρ	Label	ID
D₈×C₁₈		144		D8xC18	288,182

Non-split extensions G=N.Q with N=C₂ and Q=C₉×D₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₉×D₈) = C₉×D₄⋊C₄	central extension (φ=1)	144		C2.1(C9xD8)	288,52
C₂.₂(C₉×D₈) = C₉×C₂.D₈	central extension (φ=1)	288		C2.2(C9xD8)	288,57
C₂.₃(C₉×D₈) = C₉×D₁₆	central stem extension (φ=1)	144	2	C2.3(C9xD8)	288,61
C₂.₄(C₉×D₈) = C₉×SD₃₂	central stem extension (φ=1)	144	2	C2.4(C9xD8)	288,62
C₂.₅(C₉×D₈) = C₉×Q₃₂	central stem extension (φ=1)	288	2	C2.5(C9xD8)	288,63

׿

×

⋊

ℤ

𝔽

○

≀

ℚ

◁