Extensions 1→N→G→Q→1 with N=C₉:C₁₂ and Q=C₄

Direct product G=NxQ with N=C₉:C₁₂ and Q=C₄

		d	ρ	Label	ID
C₄xC₉:C₁₂		144		C4xC9:C12	432,144

Semidirect products G=N:Q with N=C₉:C₁₂ and Q=C₄

extension	φ:Q→Out N	d	ρ	Label	ID
C₉:C₁₂:C₄ = Dic₉:C₁₂	φ: C₄/C₂ → C₂ ⊆ Out C₉:C₁₂	144		C9:C12:C4	432,145

Non-split extensions G=N.Q with N=C₉:C₁₂ and Q=C₄

extension	φ:Q→Out N	d	ρ	Label	ID
C₉:C₁₂.C₄ = C₇₂:C₆	φ: C₄/C₂ → C₂ ⊆ Out C₉:C₁₂	72	6	C9:C12.C4	432,121
C₉:C₁₂.₂C₄ = C₈xC₉:C₆	φ: trivial image	72	6	C9:C12.2C4	432,120

Extensions 1→N→G→Q→1 with N=C9:C12 and Q=C4