Extensions 1→N→G→Q→1 with N=C₃₉ and Q=C₄

Direct product G=N×Q with N=C₃₉ and Q=C₄

		d	ρ	Label	ID
C₁₅₆		156	1	C156	156,6

Semidirect products G=N:Q with N=C₃₉ and Q=C₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃₉⋊₁C₄ = C₃₉⋊C₄	φ: C₄/C₁ → C₄ ⊆ Aut C₃₉	39	4	C39:1C4	156,10
C₃₉⋊₂C₄ = C₃×C₁₃⋊C₄	φ: C₄/C₁ → C₄ ⊆ Aut C₃₉	39	4	C39:2C4	156,9
C₃₉⋊₃C₄ = Dic₃₉	φ: C₄/C₂ → C₂ ⊆ Aut C₃₉	156	2-	C39:3C4	156,5
C₃₉⋊₄C₄ = C₃×Dic₁₃	φ: C₄/C₂ → C₂ ⊆ Aut C₃₉	156	2	C39:4C4	156,4
C₃₉⋊₅C₄ = Dic₃×C₁₃	φ: C₄/C₂ → C₂ ⊆ Aut C₃₉	156	2	C39:5C4	156,3

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