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Extensions 1→N→G→Q→1 with N=C2 and Q=D40:C2

Direct product G=NxQ with N=C2 and Q=D40:C2
dρLabelID
C2xD40:C280C2xD40:C2320,1431


Non-split extensions G=N.Q with N=C2 and Q=D40:C2
extensionφ:Q→Aut NdρLabelID
C2.1(D40:C2) = (D4xD5):C4central extension (φ=1)80C2.1(D40:C2)320,397
C2.2(D40:C2) = D4:D5:6C4central extension (φ=1)160C2.2(D40:C2)320,412
C2.3(D40:C2) = Q8:(C4xD5)central extension (φ=1)160C2.3(D40:C2)320,430
C2.4(D40:C2) = Q8:D5:6C4central extension (φ=1)160C2.4(D40:C2)320,444
C2.5(D40:C2) = C8:(C4xD5)central extension (φ=1)160C2.5(D40:C2)320,488
C2.6(D40:C2) = D40:15C4central extension (φ=1)160C2.6(D40:C2)320,496
C2.7(D40:C2) = SD16:Dic5central extension (φ=1)160C2.7(D40:C2)320,791
C2.8(D40:C2) = C4:C4.D10central stem extension (φ=1)160C2.8(D40:C2)320,391
C2.9(D40:C2) = D4.2Dic10central stem extension (φ=1)160C2.9(D40:C2)320,393
C2.10(D40:C2) = D4:D20central stem extension (φ=1)80C2.10(D40:C2)320,400
C2.11(D40:C2) = C5:(C8:2D4)central stem extension (φ=1)160C2.11(D40:C2)320,409
C2.12(D40:C2) = C40:5C4:C2central stem extension (φ=1)160C2.12(D40:C2)320,411
C2.13(D40:C2) = D20:3D4central stem extension (φ=1)160C2.13(D40:C2)320,413
C2.14(D40:C2) = Dic5.9Q16central stem extension (φ=1)320C2.14(D40:C2)320,421
C2.15(D40:C2) = Q8:C4:D5central stem extension (φ=1)160C2.15(D40:C2)320,422
C2.16(D40:C2) = D10.7Q16central stem extension (φ=1)160C2.16(D40:C2)320,436
C2.17(D40:C2) = D20:4D4central stem extension (φ=1)160C2.17(D40:C2)320,438
C2.18(D40:C2) = C5:(C8:D4)central stem extension (φ=1)160C2.18(D40:C2)320,439
C2.19(D40:C2) = D20.12D4central stem extension (φ=1)160C2.19(D40:C2)320,446
C2.20(D40:C2) = C40:3Q8central stem extension (φ=1)320C2.20(D40:C2)320,483
C2.21(D40:C2) = D10.17SD16central stem extension (φ=1)160C2.21(D40:C2)320,490
C2.22(D40:C2) = C8:2D20central stem extension (φ=1)160C2.22(D40:C2)320,492
C2.23(D40:C2) = C4.Q8:D5central stem extension (φ=1)160C2.23(D40:C2)320,493
C2.24(D40:C2) = D20:Q8central stem extension (φ=1)160C2.24(D40:C2)320,497
C2.25(D40:C2) = D20.Q8central stem extension (φ=1)160C2.25(D40:C2)320,498
C2.26(D40:C2) = Dic5:5SD16central stem extension (φ=1)160C2.26(D40:C2)320,790
C2.27(D40:C2) = (C5xD4).D4central stem extension (φ=1)160C2.27(D40:C2)320,792
C2.28(D40:C2) = D10:6SD16central stem extension (φ=1)80C2.28(D40:C2)320,796
C2.29(D40:C2) = D20:7D4central stem extension (φ=1)160C2.29(D40:C2)320,799
C2.30(D40:C2) = C40:8D4central stem extension (φ=1)160C2.30(D40:C2)320,801
C2.31(D40:C2) = C40:9D4central stem extension (φ=1)160C2.31(D40:C2)320,803

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