Extensions 1→N→G→Q→1 with N=C₃ and Q=C₄xC₇:C₃

Direct product G=NxQ with N=C₃ and Q=C₄xC₇:C₃

		d	ρ	Label	ID
C₁₂xC₇:C₃		84	3	C12xC7:C3	252,19

Semidirect products G=N:Q with N=C₃ and Q=C₄xC₇:C₃

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃:(C₄xC₇:C₃) = Dic₃xC₇:C₃	φ: C₄xC₇:C₃/C₂xC₇:C₃ → C₂ ⊆ Aut C₃	84	6	C3:(C4xC7:C3)	252,17

Non-split extensions G=N.Q with N=C₃ and Q=C₄xC₇:C₃

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃.(C₄xC₇:C₃) = C₄xC₇:C₉	central extension (φ=1)	252	3	C3.(C4xC7:C3)	252,2

Extensions 1→N→G→Q→1 with N=C3 and Q=C4xC7:C3