Extensions 1→N→G→Q→1 with N=C₂ and Q=D₃₀.C₂

Direct product G=N×Q with N=C₂ and Q=D₃₀.C₂

		d	ρ	Label	ID
C₂×D₃₀.C₂		120		C2xD30.C2	240,144

Non-split extensions G=N.Q with N=C₂ and Q=D₃₀.C₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₃₀.C₂) = D₁₅⋊₂C₈	central extension (φ=1)	120	4	C2.1(D30.C2)	240,9
C₂.₂(D₃₀.C₂) = Dic₃×Dic₅	central extension (φ=1)	240		C2.2(D30.C2)	240,25
C₂.₃(D₃₀.C₂) = D₃₀.₅C₄	central stem extension (φ=1)	120	4	C2.3(D30.C2)	240,12
C₂.₄(D₃₀.C₂) = D₃₀⋊₄C₄	central stem extension (φ=1)	120		C2.4(D30.C2)	240,28
C₂.₅(D₃₀.C₂) = Dic₁₅⋊₅C₄	central stem extension (φ=1)	240		C2.5(D30.C2)	240,30

׿

×

⋊

ℤ

𝔽

○

≀

ℚ

◁