Extensions 1→N→G→Q→1 with N=C₂ and Q=C₁₅:₇D₄

Direct product G=NxQ with N=C₂ and Q=C₁₅:₇D₄

		d	ρ	Label	ID
C₂xC₁₅:₇D₄		120		C2xC15:7D4	240,184

Non-split extensions G=N.Q with N=C₂ and Q=C₁₅:₇D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₁₅:₇D₄) = C₃₀.₄Q₈	central extension (φ=1)	240		C2.1(C15:7D4)	240,73
C₂.₂(C₁₅:₇D₄) = D₃₀:₃C₄	central extension (φ=1)	120		C2.2(C15:7D4)	240,75
C₂.₃(C₁₅:₇D₄) = C₃₀.₃₈D₄	central extension (φ=1)	120		C2.3(C15:7D4)	240,80
C₂.₄(C₁₅:₇D₄) = D₄:D₁₅	central stem extension (φ=1)	120	4+	C2.4(C15:7D4)	240,76
C₂.₅(C₁₅:₇D₄) = D₄.D₁₅	central stem extension (φ=1)	120	4-	C2.5(C15:7D4)	240,77
C₂.₆(C₁₅:₇D₄) = Q₈:₂D₁₅	central stem extension (φ=1)	120	4+	C2.6(C15:7D4)	240,78
C₂.₇(C₁₅:₇D₄) = C₁₅:₇Q₁₆	central stem extension (φ=1)	240	4-	C2.7(C15:7D4)	240,79

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