Extensions 1→N→G→Q→1 with N=C2 and Q=C2×D16

Direct product G=N×Q with N=C2 and Q=C2×D16
dρLabelID
C22×D1664C2^2xD16128,2140


Non-split extensions G=N.Q with N=C2 and Q=C2×D16
extensionφ:Q→Aut NdρLabelID
C2.1(C2×D16) = C2×C2.D16central extension (φ=1)64C2.1(C2xD16)128,868
C2.2(C2×D16) = C2×C163C4central extension (φ=1)128C2.2(C2xD16)128,888
C2.3(C2×D16) = C4×D16central extension (φ=1)64C2.3(C2xD16)128,904
C2.4(C2×D16) = D87D4central stem extension (φ=1)32C2.4(C2xD16)128,916
C2.5(C2×D16) = D82D4central stem extension (φ=1)64C2.5(C2xD16)128,938
C2.6(C2×D16) = C167D4central stem extension (φ=1)64C2.6(C2xD16)128,947
C2.7(C2×D16) = D81Q8central stem extension (φ=1)64C2.7(C2xD16)128,956
C2.8(C2×D16) = C22.D16central stem extension (φ=1)64C2.8(C2xD16)128,964
C2.9(C2×D16) = C4.4D16central stem extension (φ=1)64C2.9(C2xD16)128,972
C2.10(C2×D16) = C4⋊D16central stem extension (φ=1)64C2.10(C2xD16)128,978
C2.11(C2×D16) = C162Q8central stem extension (φ=1)128C2.11(C2xD16)128,984
C2.12(C2×D16) = C2×D32central stem extension (φ=1)64C2.12(C2xD16)128,991
C2.13(C2×D16) = C2×SD64central stem extension (φ=1)64C2.13(C2xD16)128,992
C2.14(C2×D16) = C2×Q64central stem extension (φ=1)128C2.14(C2xD16)128,993
C2.15(C2×D16) = C4○D32central stem extension (φ=1)642C2.15(C2xD16)128,994
C2.16(C2×D16) = C32⋊C22central stem extension (φ=1)324+C2.16(C2xD16)128,995
C2.17(C2×D16) = Q64⋊C2central stem extension (φ=1)644-C2.17(C2xD16)128,996

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