Extensions 1→N→G→Q→1 with N=C2xQ8:C9 and Q=C2

Direct product G=NxQ with N=C2xQ8:C9 and Q=C2
dρLabelID
C22xQ8:C9288C2^2xQ8:C9288,345

Semidirect products G=N:Q with N=C2xQ8:C9 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2xQ8:C9):1C2 = 2- 1+4:C9φ: C2/C1C2 ⊆ Out C2xQ8:C91444(C2xQ8:C9):1C2288,349
(C2xQ8:C9):2C2 = C2xQ8:D9φ: C2/C1C2 ⊆ Out C2xQ8:C9144(C2xQ8:C9):2C2288,336
(C2xQ8:C9):3C2 = Q8.D18φ: C2/C1C2 ⊆ Out C2xQ8:C91444(C2xQ8:C9):3C2288,337
(C2xQ8:C9):4C2 = C2xQ8.C18φ: trivial image144(C2xQ8:C9):4C2288,347

Non-split extensions G=N.Q with N=C2xQ8:C9 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2xQ8:C9).1C2 = Q8:Dic9φ: C2/C1C2 ⊆ Out C2xQ8:C9288(C2xQ8:C9).1C2288,69
(C2xQ8:C9).2C2 = C2xQ8.D9φ: C2/C1C2 ⊆ Out C2xQ8:C9288(C2xQ8:C9).2C2288,335
(C2xQ8:C9).3C2 = C4xQ8:C9φ: trivial image288(C2xQ8:C9).3C2288,72

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