Extensions 1→N→G→Q→1 with N=C₄₅ and Q=C₂²

Direct product G=N×Q with N=C₄₅ and Q=C₂²

		d	ρ	Label	ID
C₂×C₉₀		180		C2xC90	180,12

Semidirect products G=N:Q with N=C₄₅ and Q=C₂²

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄₅⋊C₂² = D₅×D₉	φ: C₂²/C₁ → C₂² ⊆ Aut C₄₅	45	4+	C45:C2^2	180,7
C₄₅⋊₂C₂² = D₉₀	φ: C₂²/C₂ → C₂ ⊆ Aut C₄₅	90	2+	C45:2C2^2	180,11
C₄₅⋊₃C₂² = C₁₀×D₉	φ: C₂²/C₂ → C₂ ⊆ Aut C₄₅	90	2	C45:3C2^2	180,10
C₄₅⋊₄C₂² = D₅×C₁₈	φ: C₂²/C₂ → C₂ ⊆ Aut C₄₅	90	2	C45:4C2^2	180,9

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