Extensions 1→N→G→Q→1 with N=C2×Q8⋊C9 and Q=C2

Direct product G=N×Q with N=C2×Q8⋊C9 and Q=C2
dρLabelID
C22×Q8⋊C9288C2^2xQ8:C9288,345

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

Non-split extensions G=N.Q with N=C2×Q8⋊C9 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2×Q8⋊C9).1C2 = Q8⋊Dic9φ: C2/C1C2 ⊆ Out C2×Q8⋊C9288(C2xQ8:C9).1C2288,69
(C2×Q8⋊C9).2C2 = C2×Q8.D9φ: C2/C1C2 ⊆ Out C2×Q8⋊C9288(C2xQ8:C9).2C2288,335
(C2×Q8⋊C9).3C2 = C4×Q8⋊C9φ: trivial image288(C2xQ8:C9).3C2288,72

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