Extensions 1→N→G→Q→1 with N=C2 and Q=C22.7C42

Direct product G=N×Q with N=C2 and Q=C22.7C42
dρLabelID
C2×C22.7C42128C2xC2^2.7C4^2128,459


Non-split extensions G=N.Q with N=C2 and Q=C22.7C42
extensionφ:Q→Aut NdρLabelID
C2.1(C22.7C42) = C2.C82central extension (φ=1)128C2.1(C2^2.7C4^2)128,5
C2.2(C22.7C42) = C22.7M5(2)central extension (φ=1)128C2.2(C2^2.7C4^2)128,106
C2.3(C22.7C42) = C421C8central stem extension (φ=1)32C2.3(C2^2.7C4^2)128,6
C2.4(C22.7C42) = C42.20D4central stem extension (φ=1)64C2.4(C2^2.7C4^2)128,7
C2.5(C22.7C42) = C426C8central stem extension (φ=1)32C2.5(C2^2.7C4^2)128,8
C2.6(C22.7C42) = C42.385D4central stem extension (φ=1)128C2.6(C2^2.7C4^2)128,9
C2.7(C22.7C42) = M4(2)⋊C8central stem extension (φ=1)64C2.7(C2^2.7C4^2)128,10
C2.8(C22.7C42) = C42.46Q8central stem extension (φ=1)128C2.8(C2^2.7C4^2)128,11
C2.9(C22.7C42) = C23.19C42central stem extension (φ=1)64C2.9(C2^2.7C4^2)128,12
C2.10(C22.7C42) = C42.2Q8central stem extension (φ=1)64C2.10(C2^2.7C4^2)128,13
C2.11(C22.7C42) = C23.21C42central stem extension (φ=1)32C2.11(C2^2.7C4^2)128,14
C2.12(C22.7C42) = C42.3Q8central stem extension (φ=1)64C2.12(C2^2.7C4^2)128,15
C2.13(C22.7C42) = C42.2C8central stem extension (φ=1)32C2.13(C2^2.7C4^2)128,107
C2.14(C22.7C42) = C42.7C8central stem extension (φ=1)32C2.14(C2^2.7C4^2)128,108
C2.15(C22.7C42) = M5(2)⋊C4central stem extension (φ=1)64C2.15(C2^2.7C4^2)128,109
C2.16(C22.7C42) = M4(2).C8central stem extension (φ=1)324C2.16(C2^2.7C4^2)128,110
C2.17(C22.7C42) = M5(2)⋊7C4central stem extension (φ=1)64C2.17(C2^2.7C4^2)128,111

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