Extensions 1→N→G→Q→1 with N=C₃₁ and Q=SD₁₆

Direct product G=N×Q with N=C₃₁ and Q=SD₁₆

		d	ρ	Label	ID
SD₁₆×C₃₁		248	2	SD16xC31	496,25

Semidirect products G=N:Q with N=C₃₁ and Q=SD₁₆

extension	φ:Q→Aut N	d	ρ	Label	ID
C₃₁⋊₁SD₁₆ = C₂₄₈⋊C₂	φ: SD₁₆/C₈ → C₂ ⊆ Aut C₃₁	248	2	C31:1SD16	496,5
C₃₁⋊₂SD₁₆ = D₄.D₃₁	φ: SD₁₆/D₄ → C₂ ⊆ Aut C₃₁	248	4-	C31:2SD16	496,15
C₃₁⋊₃SD₁₆ = Q₈⋊D₃₁	φ: SD₁₆/Q₈ → C₂ ⊆ Aut C₃₁	248	4+	C31:3SD16	496,16

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