Extensions 1→N→G→Q→1 with N=Dic₂₁ and Q=C₂²

Direct product G=NxQ with N=Dic₂₁ and Q=C₂²

		d	ρ	Label	ID
C₂²xDic₂₁		336		C2^2xDic21	336,202

Semidirect products G=N:Q with N=Dic₂₁ and Q=C₂²

extension	φ:Q→Out N	d	ρ	Label	ID
Dic₂₁:₁C₂² = D₇xC₃:D₄	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	84	4	Dic21:1C2^2	336,161
Dic₂₁:₂C₂² = S₃xC₇:D₄	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	84	4	Dic21:2C2^2	336,162
Dic₂₁:₃C₂² = D₄xD₂₁	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	84	4+	Dic21:3C2^2	336,198
Dic₂₁:₄C₂² = C₂xC₂₁:₇D₄	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168		Dic21:4C2^2	336,203
Dic₂₁:₅C₂² = C₄xS₃xD₇	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	84	4	Dic21:5C2^2	336,147
Dic₂₁:₆C₂² = C₂₈:D₆	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	84	4	Dic21:6C2^2	336,150
Dic₂₁:₇C₂² = C₂xDic₃xD₇	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168		Dic21:7C2^2	336,151
Dic₂₁:₈C₂² = C₂xS₃xDic₇	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168		Dic21:8C2^2	336,154
Dic₂₁:₉C₂² = C₂xC₂₁:D₄	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168		Dic21:9C2^2	336,157
Dic₂₁:₁₀C₂² = C₂xC₄xD₂₁	φ: trivial image	168		Dic21:10C2^2	336,195

Non-split extensions G=N.Q with N=Dic₂₁ and Q=C₂²

extension	φ:Q→Out N	d	ρ	Label	ID
Dic₂₁.₁C₂² = D₇xDic₆	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	168	4-	Dic21.1C2^2	336,137
Dic₂₁.₂C₂² = D₂₈:₅S₃	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	168	4-	Dic21.2C2^2	336,138
Dic₂₁.₃C₂² = S₃xDic₁₄	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	168	4-	Dic21.3C2^2	336,140
Dic₂₁.₄C₂² = D₁₂:₅D₇	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	168	4-	Dic21.4C2^2	336,145
Dic₂₁.₅C₂² = Dic₇.D₆	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	168	4	Dic21.5C2^2	336,152
Dic₂₁.₆C₂² = Dic₃.D₁₄	φ: C₂²/C₁ → C₂² ⊆ Out Dic₂₁	168	4	Dic21.6C2^2	336,155
Dic₂₁.₇C₂² = C₂xDic₄₂	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	336		Dic21.7C2^2	336,194
Dic₂₁.₈C₂² = D₈₄:₁₁C₂	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	2	Dic21.8C2^2	336,197
Dic₂₁.₉C₂² = Q₈xD₂₁	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	4-	Dic21.9C2^2	336,200
Dic₂₁.₁₀C₂² = D₂₈:S₃	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	4	Dic21.10C2^2	336,139
Dic₂₁.₁₁C₂² = D₁₂:D₇	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	4	Dic21.11C2^2	336,141
Dic₂₁.₁₂C₂² = D₂₁:Q₈	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	4	Dic21.12C2^2	336,143
Dic₂₁.₁₃C₂² = D₆.D₁₄	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	4	Dic21.13C2^2	336,144
Dic₂₁.₁₄C₂² = C₄₂.C₂³	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	168	4-	Dic21.14C2^2	336,153
Dic₂₁.₁₅C₂² = C₂xC₂₁:Q₈	φ: C₂²/C₂ → C₂ ⊆ Out Dic₂₁	336		Dic21.15C2^2	336,160
Dic₂₁.₁₆C₂² = D₄:₂D₂₁	φ: trivial image	168	4-	Dic21.16C2^2	336,199
Dic₂₁.₁₇C₂² = Q₈:₃D₂₁	φ: trivial image	168	4+	Dic21.17C2^2	336,201

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