Extensions 1→N→G→Q→1 with N=C₇ and Q=C₂×C₂₀

Direct product G=N×Q with N=C₇ and Q=C₂×C₂₀

		d	ρ	Label	ID
C₂×C₁₄₀		280		C2xC140	280,29

Semidirect products G=N:Q with N=C₇ and Q=C₂×C₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₇⋊₁(C₂×C₂₀) = D₇×C₂₀	φ: C₂×C₂₀/C₂₀ → C₂ ⊆ Aut C₇	140	2	C7:1(C2xC20)	280,15
C₇⋊₂(C₂×C₂₀) = C₁₀×Dic₇	φ: C₂×C₂₀/C₂×C₁₀ → C₂ ⊆ Aut C₇	280		C7:2(C2xC20)	280,17

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