Extensions 1→N→G→Q→1 with N=C₃₉ and Q=C₂²

Direct product G=NxQ with N=C₃₉ and Q=C₂²

		d	ρ	Label	ID
C₂xC₇₈		156		C2xC78	156,18

Semidirect products G=N:Q with N=C₃₉ and Q=C₂²

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃₉:C₂² = S₃xD₁₃	φ: C₂²/C₁ → C₂² ⊆ Aut C₃₉	39	4+	C39:C2^2	156,11
C₃₉:₂C₂² = D₇₈	φ: C₂²/C₂ → C₂ ⊆ Aut C₃₉	78	2+	C39:2C2^2	156,17
C₃₉:₃C₂² = C₆xD₁₃	φ: C₂²/C₂ → C₂ ⊆ Aut C₃₉	78	2	C39:3C2^2	156,15
C₃₉:₄C₂² = S₃xC₂₆	φ: C₂²/C₂ → C₂ ⊆ Aut C₃₉	78	2	C39:4C2^2	156,16

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