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Extensions 1→N→G→Q→1 with N=C2 and Q=C12.55D4

Direct product G=N×Q with N=C2 and Q=C12.55D4
dρLabelID
C2×C12.55D496C2xC12.55D4192,765


Non-split extensions G=N.Q with N=C2 and Q=C12.55D4
extensionφ:Q→Aut NdρLabelID
C2.1(C12.55D4) = (C2×C12)⋊3C8central extension (φ=1)192C2.1(C12.55D4)192,83
C2.2(C12.55D4) = C24.98D4central extension (φ=1)96C2.2(C12.55D4)192,108
C2.3(C12.55D4) = C24.3Dic3central stem extension (φ=1)48C2.3(C12.55D4)192,84
C2.4(C12.55D4) = (C2×C12)⋊C8central stem extension (φ=1)96C2.4(C12.55D4)192,87
C2.5(C12.55D4) = C12.57D8central stem extension (φ=1)96C2.5(C12.55D4)192,93
C2.6(C12.55D4) = C12.26Q16central stem extension (φ=1)192C2.6(C12.55D4)192,94
C2.7(C12.55D4) = C24.D4central stem extension (φ=1)484C2.7(C12.55D4)192,112
C2.8(C12.55D4) = C24.99D4central stem extension (φ=1)964C2.8(C12.55D4)192,120

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