Extensions 1→N→G→Q→1 with N=C2 and Q=C2xQ16

Direct product G=NxQ with N=C2 and Q=C2xQ16
dρLabelID
C22xQ1664C2^2xQ1664,252


Non-split extensions G=N.Q with N=C2 and Q=C2xQ16
extensionφ:Q→Aut NdρLabelID
C2.1(C2xQ16) = C2xQ8:C4central extension (φ=1)64C2.1(C2xQ16)64,96
C2.2(C2xQ16) = C2xC2.D8central extension (φ=1)64C2.2(C2xQ16)64,107
C2.3(C2xQ16) = C4xQ16central extension (φ=1)64C2.3(C2xQ16)64,120
C2.4(C2xQ16) = C22:Q16central stem extension (φ=1)32C2.4(C2xQ16)64,132
C2.5(C2xQ16) = C4:2Q16central stem extension (φ=1)64C2.5(C2xQ16)64,143
C2.6(C2xQ16) = C8.18D4central stem extension (φ=1)32C2.6(C2xQ16)64,148
C2.7(C2xQ16) = C4.Q16central stem extension (φ=1)64C2.7(C2xQ16)64,158
C2.8(C2xQ16) = C23.48D4central stem extension (φ=1)32C2.8(C2xQ16)64,165
C2.9(C2xQ16) = C4.SD16central stem extension (φ=1)64C2.9(C2xQ16)64,168
C2.10(C2xQ16) = C4:Q16central stem extension (φ=1)64C2.10(C2xQ16)64,175
C2.11(C2xQ16) = C8:2Q8central stem extension (φ=1)64C2.11(C2xQ16)64,181

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