Extensions 1→N→G→Q→1 with N=C2 and Q=D4xD7

Direct product G=NxQ with N=C2 and Q=D4xD7
dρLabelID
C2xD4xD756C2xD4xD7224,178


Non-split extensions G=N.Q with N=C2 and Q=D4xD7
extensionφ:Q→Aut NdρLabelID
C2.1(D4xD7) = D7xC22:C4central extension (φ=1)56C2.1(D4xD7)224,75
C2.2(D4xD7) = Dic7:4D4central extension (φ=1)112C2.2(D4xD7)224,76
C2.3(D4xD7) = D7xC4:C4central extension (φ=1)112C2.3(D4xD7)224,86
C2.4(D4xD7) = D28:C4central extension (φ=1)112C2.4(D4xD7)224,88
C2.5(D4xD7) = D4xDic7central extension (φ=1)112C2.5(D4xD7)224,129
C2.6(D4xD7) = C22:Dic14central stem extension (φ=1)112C2.6(D4xD7)224,73
C2.7(D4xD7) = C22:D28central stem extension (φ=1)56C2.7(D4xD7)224,77
C2.8(D4xD7) = D14.D4central stem extension (φ=1)112C2.8(D4xD7)224,78
C2.9(D4xD7) = D14:D4central stem extension (φ=1)112C2.9(D4xD7)224,79
C2.10(D4xD7) = Dic7.D4central stem extension (φ=1)112C2.10(D4xD7)224,80
C2.11(D4xD7) = C28:Q8central stem extension (φ=1)224C2.11(D4xD7)224,83
C2.12(D4xD7) = D14.5D4central stem extension (φ=1)112C2.12(D4xD7)224,89
C2.13(D4xD7) = C4:D28central stem extension (φ=1)112C2.13(D4xD7)224,90
C2.14(D4xD7) = D14:Q8central stem extension (φ=1)112C2.14(D4xD7)224,91
C2.15(D4xD7) = D7xD8central stem extension (φ=1)564+C2.15(D4xD7)224,105
C2.16(D4xD7) = D8:D7central stem extension (φ=1)564C2.16(D4xD7)224,106
C2.17(D4xD7) = D8:3D7central stem extension (φ=1)1124-C2.17(D4xD7)224,107
C2.18(D4xD7) = D7xSD16central stem extension (φ=1)564C2.18(D4xD7)224,108
C2.19(D4xD7) = D56:C2central stem extension (φ=1)564+C2.19(D4xD7)224,109
C2.20(D4xD7) = SD16:D7central stem extension (φ=1)1124-C2.20(D4xD7)224,110
C2.21(D4xD7) = SD16:3D7central stem extension (φ=1)1124C2.21(D4xD7)224,111
C2.22(D4xD7) = D7xQ16central stem extension (φ=1)1124-C2.22(D4xD7)224,112
C2.23(D4xD7) = Q16:D7central stem extension (φ=1)1124C2.23(D4xD7)224,113
C2.24(D4xD7) = Q8.D14central stem extension (φ=1)1124+C2.24(D4xD7)224,114
C2.25(D4xD7) = C23:D14central stem extension (φ=1)56C2.25(D4xD7)224,132
C2.26(D4xD7) = C28:2D4central stem extension (φ=1)112C2.26(D4xD7)224,133
C2.27(D4xD7) = Dic7:D4central stem extension (φ=1)112C2.27(D4xD7)224,134
C2.28(D4xD7) = C28:D4central stem extension (φ=1)112C2.28(D4xD7)224,135

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