Extensions 1→N→G→Q→1 with N=C2 and Q=D4xHe3

Direct product G=NxQ with N=C2 and Q=D4xHe3
dρLabelID
C2xD4xHe372C2xD4xHe3432,404


Non-split extensions G=N.Q with N=C2 and Q=D4xHe3
extensionφ:Q→Aut NdρLabelID
C2.1(D4xHe3) = C22:C4xHe3central extension (φ=1)72C2.1(D4xHe3)432,204
C2.2(D4xHe3) = C4:C4xHe3central extension (φ=1)144C2.2(D4xHe3)432,207
C2.3(D4xHe3) = D8xHe3central stem extension (φ=1)726C2.3(D4xHe3)432,216
C2.4(D4xHe3) = SD16xHe3central stem extension (φ=1)726C2.4(D4xHe3)432,219
C2.5(D4xHe3) = Q16xHe3central stem extension (φ=1)1446C2.5(D4xHe3)432,222

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