Extensions 1→N→G→Q→1 with N=C2 and Q=C20.C23

Direct product G=NxQ with N=C2 and Q=C20.C23
dρLabelID
C2xC20.C23160C2xC20.C2^3320,1480


Non-split extensions G=N.Q with N=C2 and Q=C20.C23
extensionφ:Q→Aut NdρLabelID
C2.1(C20.C23) = C20.47(C4:C4)central extension (φ=1)160C2.1(C20.C2^3)320,591
C2.2(C20.C23) = C4oD20:9C4central extension (φ=1)160C2.2(C20.C2^3)320,593
C2.3(C20.C23) = C42.56D10central extension (φ=1)160C2.3(C20.C2^3)320,653
C2.4(C20.C23) = C42.59D10central extension (φ=1)320C2.4(C20.C2^3)320,657
C2.5(C20.C23) = (Q8xC10):16C4central extension (φ=1)160C2.5(C20.C2^3)320,852
C2.6(C20.C23) = (C2xC10).40D8central stem extension (φ=1)160C2.6(C20.C2^3)320,594
C2.7(C20.C23) = C4:C4.231D10central stem extension (φ=1)160C2.7(C20.C2^3)320,598
C2.8(C20.C23) = Q8.3Dic10central stem extension (φ=1)320C2.8(C20.C2^3)320,649
C2.9(C20.C23) = Q8.1D20central stem extension (φ=1)160C2.9(C20.C2^3)320,655
C2.10(C20.C23) = C10.(C4oD8)central stem extension (φ=1)160C2.10(C20.C2^3)320,672
C2.11(C20.C23) = D20.37D4central stem extension (φ=1)160C2.11(C20.C2^3)320,674
C2.12(C20.C23) = C22:Q8:D5central stem extension (φ=1)160C2.12(C20.C2^3)320,676
C2.13(C20.C23) = C5:(C8.D4)central stem extension (φ=1)160C2.13(C20.C2^3)320,679
C2.14(C20.C23) = C42.76D10central stem extension (φ=1)320C2.14(C20.C2^3)320,707
C2.15(C20.C23) = C42.77D10central stem extension (φ=1)320C2.15(C20.C2^3)320,709
C2.16(C20.C23) = C20:5SD16central stem extension (φ=1)160C2.16(C20.C2^3)320,710
C2.17(C20.C23) = C42.80D10central stem extension (φ=1)160C2.17(C20.C2^3)320,713
C2.18(C20.C23) = D20:6Q8central stem extension (φ=1)160C2.18(C20.C2^3)320,714
C2.19(C20.C23) = C42.82D10central stem extension (φ=1)160C2.19(C20.C2^3)320,716
C2.20(C20.C23) = C20:Q16central stem extension (φ=1)320C2.20(C20.C2^3)320,717
C2.21(C20.C23) = Dic10:6Q8central stem extension (φ=1)320C2.21(C20.C2^3)320,721
C2.22(C20.C23) = (C5xQ8):13D4central stem extension (φ=1)160C2.22(C20.C2^3)320,854
C2.23(C20.C23) = (C2xC10):8Q16central stem extension (φ=1)160C2.23(C20.C2^3)320,855

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