Extensions 1→N→G→Q→1 with N=C₁₂₁ and Q=C₄

Direct product G=N×Q with N=C₁₂₁ and Q=C₄

		d	ρ	Label	ID
C₄₈₄		484	1	C484	484,2

Semidirect products G=N:Q with N=C₁₂₁ and Q=C₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₂₁⋊C₄ = Dic₁₂₁	φ: C₄/C₂ → C₂ ⊆ Aut C₁₂₁	484	2-	C121:C4	484,1

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