Extensions 1→N→G→Q→1 with N=D₇₇ and Q=C₂

Direct product G=N×Q with N=D₇₇ and Q=C₂

		d	ρ	Label	ID
D₁₅₄		154	2+	D154	308,8

Semidirect products G=N:Q with N=D₇₇ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
D₇₇⋊C₂ = D₇×D₁₁	φ: C₂/C₁ → C₂ ⊆ Out D₇₇	77	4+	D77:C2	308,5

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