Extensions 1→N→G→Q→1 with N=Q8⋊C9 and Q=C4

Direct product G=N×Q with N=Q8⋊C9 and Q=C4
dρLabelID
C4×Q8⋊C9288C4xQ8:C9288,72

Semidirect products G=N:Q with N=Q8⋊C9 and Q=C4
extensionφ:Q→Out NdρLabelID
Q8⋊C91C4 = Q8⋊Dic9φ: C4/C2C2 ⊆ Out Q8⋊C9288Q8:C9:1C4288,69
Q8⋊C92C4 = C12.9S4φ: C4/C2C2 ⊆ Out Q8⋊C9724Q8:C9:2C4288,70

Non-split extensions G=N.Q with N=Q8⋊C9 and Q=C4
extensionφ:Q→Out NdρLabelID
Q8⋊C9.C4 = Q8.C36φ: trivial image1442Q8:C9.C4288,77

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