Extensions 1→N→G→Q→1 with N=C₁₅ and Q=C₃xC₉

Direct product G=NxQ with N=C₁₅ and Q=C₃xC₉

		d	ρ	Label	ID
C₃²xC₄₅		405		C3^2xC45	405,11

Non-split extensions G=N.Q with N=C₁₅ and Q=C₃xC₉

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₅.₁(C₃xC₉) = C₅xC₃²:C₉	central extension (φ=1)	135		C15.1(C3xC9)	405,3
C₁₅.₂(C₃xC₉) = C₅xC₉:C₉	central extension (φ=1)	405		C15.2(C3xC9)	405,4
C₁₅.₃(C₃xC₉) = C₅xC₂₇:C₃	central extension (φ=1)	135	3	C15.3(C3xC9)	405,6

Extensions 1→N→G→Q→1 with N=C15 and Q=C3xC9