Extensions 1→N→G→Q→1 with N=C2 and Q=C42:3C4

Direct product G=NxQ with N=C2 and Q=C42:3C4
dρLabelID
C2xC42:3C432C2xC4^2:3C4128,857


Non-split extensions G=N.Q with N=C2 and Q=C42:3C4
extensionφ:Q→Aut NdρLabelID
C2.1(C42:3C4) = (C2xC42).C4central extension (φ=1)32C2.1(C4^2:3C4)128,51
C2.2(C42:3C4) = C42:C8central extension (φ=1)32C2.2(C4^2:3C4)128,56
C2.3(C42:3C4) = C24.6D4central extension (φ=1)32C2.3(C4^2:3C4)128,125
C2.4(C42:3C4) = C23.4D8central stem extension (φ=1)32C2.4(C4^2:3C4)128,76
C2.5(C42:3C4) = C23.Q16central stem extension (φ=1)32C2.5(C4^2:3C4)128,83
C2.6(C42:3C4) = C8:C4:5C4central stem extension (φ=1)168+C2.6(C4^2:3C4)128,144
C2.7(C42:3C4) = C8:C4.C4central stem extension (φ=1)328-C2.7(C4^2:3C4)128,145
C2.8(C42:3C4) = (C4xC8):C4central stem extension (φ=1)324C2.8(C4^2:3C4)128,146

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