Extensions 1→N→G→Q→1 with N=C2 and Q=C27⋊D4

Direct product G=N×Q with N=C2 and Q=C27⋊D4
dρLabelID
C2×C27⋊D4216C2xC27:D4432,52


Non-split extensions G=N.Q with N=C2 and Q=C27⋊D4
extensionφ:Q→Aut NdρLabelID
C2.1(C27⋊D4) = Dic27⋊C4central extension (φ=1)432C2.1(C27:D4)432,12
C2.2(C27⋊D4) = D54⋊C4central extension (φ=1)216C2.2(C27:D4)432,14
C2.3(C27⋊D4) = C54.D4central extension (φ=1)216C2.3(C27:D4)432,19
C2.4(C27⋊D4) = D4.D27central stem extension (φ=1)2164-C2.4(C27:D4)432,15
C2.5(C27⋊D4) = D4⋊D27central stem extension (φ=1)2164+C2.5(C27:D4)432,16
C2.6(C27⋊D4) = C27⋊Q16central stem extension (φ=1)4324-C2.6(C27:D4)432,17
C2.7(C27⋊D4) = Q82D27central stem extension (φ=1)2164+C2.7(C27:D4)432,18

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