Extensions 1→N→G→Q→1 with N=C₂₁ and Q=SD₁₆

Direct product G=NxQ with N=C₂₁ and Q=SD₁₆

		d	ρ	Label	ID
SD₁₆xC₂₁		168	2	SD16xC21	336,112

Semidirect products G=N:Q with N=C₂₁ and Q=SD₁₆

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂₁:₁SD₁₆ = C₂₈.D₆	φ: SD₁₆/C₄ → C₂² ⊆ Aut C₂₁	168	4	C21:1SD16	336,32
C₂₁:₂SD₁₆ = C₄₂.D₄	φ: SD₁₆/C₄ → C₂² ⊆ Aut C₂₁	168	4	C21:2SD16	336,33
C₂₁:₃SD₁₆ = C₆.D₂₈	φ: SD₁₆/C₄ → C₂² ⊆ Aut C₂₁	168	4-	C21:3SD16	336,34
C₂₁:₄SD₁₆ = C₂₁:SD₁₆	φ: SD₁₆/C₄ → C₂² ⊆ Aut C₂₁	168	4+	C21:4SD16	336,35
C₂₁:₅SD₁₆ = D₁₂.D₇	φ: SD₁₆/C₄ → C₂² ⊆ Aut C₂₁	168	4-	C21:5SD16	336,36
C₂₁:₆SD₁₆ = Dic₆:D₇	φ: SD₁₆/C₄ → C₂² ⊆ Aut C₂₁	168	4+	C21:6SD16	336,37
C₂₁:₇SD₁₆ = C₈:D₂₁	φ: SD₁₆/C₈ → C₂ ⊆ Aut C₂₁	168	2	C21:7SD16	336,92
C₂₁:₈SD₁₆ = C₃xC₅₆:C₂	φ: SD₁₆/C₈ → C₂ ⊆ Aut C₂₁	168	2	C21:8SD16	336,60
C₂₁:₉SD₁₆ = C₇xC₂₄:C₂	φ: SD₁₆/C₈ → C₂ ⊆ Aut C₂₁	168	2	C21:9SD16	336,76
C₂₁:₁₀SD₁₆ = D₄.D₂₁	φ: SD₁₆/D₄ → C₂ ⊆ Aut C₂₁	168	4-	C21:10SD16	336,102
C₂₁:₁₁SD₁₆ = C₃xD₄.D₇	φ: SD₁₆/D₄ → C₂ ⊆ Aut C₂₁	168	4	C21:11SD16	336,70
C₂₁:₁₂SD₁₆ = C₇xD₄.S₃	φ: SD₁₆/D₄ → C₂ ⊆ Aut C₂₁	168	4	C21:12SD16	336,86
C₂₁:₁₃SD₁₆ = Q₈:₂D₂₁	φ: SD₁₆/Q₈ → C₂ ⊆ Aut C₂₁	168	4+	C21:13SD16	336,103
C₂₁:₁₄SD₁₆ = C₃xQ₈:D₇	φ: SD₁₆/Q₈ → C₂ ⊆ Aut C₂₁	168	4	C21:14SD16	336,71
C₂₁:₁₅SD₁₆ = C₇xQ₈:₂S₃	φ: SD₁₆/Q₈ → C₂ ⊆ Aut C₂₁	168	4	C21:15SD16	336,87

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