Extensions 1→N→G→Q→1 with N=C₂² and Q=C₉×D₅

Direct product G=N×Q with N=C₂² and Q=C₉×D₅

		d	ρ	Label	ID
D₅×C₂×C₁₈		180		D5xC2xC18	360,47

Semidirect products G=N:Q with N=C₂² and Q=C₉×D₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂²⋊(C₉×D₅) = D₅×C₃.A₄	φ: C₉×D₅/C₃×D₅ → C₃ ⊆ Aut C₂²	90	6	C2^2:(C9xD5)	360,42
C₂²⋊₂(C₉×D₅) = C₉×C₅⋊D₄	φ: C₉×D₅/C₄₅ → C₂ ⊆ Aut C₂²	180	2	C2^2:2(C9xD5)	360,19

Non-split extensions G=N.Q with N=C₂² and Q=C₉×D₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂².(C₉×D₅) = C₁₈×Dic₅	central extension (φ=1)	360		C2^2.(C9xD5)	360,18

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Extensions 1→N→G→Q→1 with N=C22 and Q=C9×D5