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Extensions 1→N→G→Q→1 with N=C2 and Q=C4:Q16

Direct product G=NxQ with N=C2 and Q=C4:Q16
dρLabelID
C2xC4:Q16128C2xC4:Q16128,1877


Non-split extensions G=N.Q with N=C2 and Q=C4:Q16
extensionφ:Q→Aut NdρLabelID
C2.1(C4:Q16) = C42.59Q8central extension (φ=1)128C2.1(C4:Q16)128,577
C2.2(C4:Q16) = C42.431D4central extension (φ=1)128C2.2(C4:Q16)128,688
C2.3(C4:Q16) = (C2xC4):6Q16central extension (φ=1)128C2.3(C4:Q16)128,701
C2.4(C4:Q16) = C8:5Q16central stem extension (φ=1)128C2.4(C4:Q16)128,439
C2.5(C4:Q16) = C8.7Q16central stem extension (φ=1)128C2.5(C4:Q16)128,442
C2.6(C4:Q16) = C8:4Q16central stem extension (φ=1)128C2.6(C4:Q16)128,445
C2.7(C4:Q16) = C8:3Q16central stem extension (φ=1)128C2.7(C4:Q16)128,455
C2.8(C4:Q16) = (C2xC4):2Q16central stem extension (φ=1)128C2.8(C4:Q16)128,748
C2.9(C4:Q16) = (C2xC8).60D4central stem extension (φ=1)128C2.9(C4:Q16)128,827

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