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Extensions 1→N→G→Q→1 with N=C2 and Q=C22xQ8

Direct product G=NxQ with N=C2 and Q=C22xQ8
dρLabelID
Q8xC2364Q8xC2^364,262


Non-split extensions G=N.Q with N=C2 and Q=C22xQ8
extensionφ:Q→Aut NdρLabelID
C2.1(C22xQ8) = C22xC4:C4central extension (φ=1)64C2.1(C2^2xQ8)64,194
C2.2(C22xQ8) = C2xC4xQ8central extension (φ=1)64C2.2(C2^2xQ8)64,197
C2.3(C22xQ8) = C2xC22:Q8central stem extension (φ=1)32C2.3(C2^2xQ8)64,204
C2.4(C22xQ8) = C2xC42.C2central stem extension (φ=1)64C2.4(C2^2xQ8)64,208
C2.5(C22xQ8) = C2xC4:Q8central stem extension (φ=1)64C2.5(C2^2xQ8)64,212
C2.6(C22xQ8) = C23.37C23central stem extension (φ=1)32C2.6(C2^2xQ8)64,214
C2.7(C22xQ8) = C23:2Q8central stem extension (φ=1)16C2.7(C2^2xQ8)64,224
C2.8(C22xQ8) = C23.41C23central stem extension (φ=1)32C2.8(C2^2xQ8)64,225
C2.9(C22xQ8) = D4xQ8central stem extension (φ=1)32C2.9(C2^2xQ8)64,230
C2.10(C22xQ8) = D4:3Q8central stem extension (φ=1)32C2.10(C2^2xQ8)64,235
C2.11(C22xQ8) = Q8:3Q8central stem extension (φ=1)64C2.11(C2^2xQ8)64,238
C2.12(C22xQ8) = Q82central stem extension (φ=1)64C2.12(C2^2xQ8)64,239

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