Extensions 1→N→G→Q→1 with N=C22 and Q=C22xD9

Direct product G=NxQ with N=C22 and Q=C22xD9
dρLabelID
C24xD9144C2^4xD9288,839

Semidirect products G=N:Q with N=C22 and Q=C22xD9
extensionφ:Q→Aut NdρLabelID
C22:(C22xD9) = C22xC3.S4φ: C22xD9/C2xC6S3 ⊆ Aut C2236C2^2:(C2^2xD9)288,835
C22:2(C22xD9) = C2xD4xD9φ: C22xD9/D18C2 ⊆ Aut C2272C2^2:2(C2^2xD9)288,356
C22:3(C22xD9) = C22xC9:D4φ: C22xD9/C2xC18C2 ⊆ Aut C22144C2^2:3(C2^2xD9)288,366

Non-split extensions G=N.Q with N=C22 and Q=C22xD9
extensionφ:Q→Aut NdρLabelID
C22.1(C22xD9) = C2xD4:2D9φ: C22xD9/D18C2 ⊆ Aut C22144C2^2.1(C2^2xD9)288,357
C22.2(C22xD9) = C4oD4xD9φ: C22xD9/D18C2 ⊆ Aut C22724C2^2.2(C2^2xD9)288,362
C22.3(C22xD9) = D4:8D18φ: C22xD9/D18C2 ⊆ Aut C22724+C2^2.3(C2^2xD9)288,363
C22.4(C22xD9) = D4.10D18φ: C22xD9/D18C2 ⊆ Aut C221444-C2^2.4(C2^2xD9)288,364
C22.5(C22xD9) = C2xD36:5C2φ: C22xD9/C2xC18C2 ⊆ Aut C22144C2^2.5(C2^2xD9)288,355
C22.6(C22xD9) = D4:6D18φ: C22xD9/C2xC18C2 ⊆ Aut C22724C2^2.6(C2^2xD9)288,358
C22.7(C22xD9) = Q8.15D18φ: C22xD9/C2xC18C2 ⊆ Aut C221444C2^2.7(C2^2xD9)288,361
C22.8(C22xD9) = C4xDic18central extension (φ=1)288C2^2.8(C2^2xD9)288,78
C22.9(C22xD9) = C42xD9central extension (φ=1)144C2^2.9(C2^2xD9)288,81
C22.10(C22xD9) = C42:2D9central extension (φ=1)144C2^2.10(C2^2xD9)288,82
C22.11(C22xD9) = C4xD36central extension (φ=1)144C2^2.11(C2^2xD9)288,83
C22.12(C22xD9) = C23.16D18central extension (φ=1)144C2^2.12(C2^2xD9)288,87
C22.13(C22xD9) = C22:C4xD9central extension (φ=1)72C2^2.13(C2^2xD9)288,90
C22.14(C22xD9) = Dic9:4D4central extension (φ=1)144C2^2.14(C2^2xD9)288,91
C22.15(C22xD9) = Dic9:3Q8central extension (φ=1)288C2^2.15(C2^2xD9)288,97
C22.16(C22xD9) = C4:C4xD9central extension (φ=1)144C2^2.16(C2^2xD9)288,101
C22.17(C22xD9) = C4:C4:7D9central extension (φ=1)144C2^2.17(C2^2xD9)288,102
C22.18(C22xD9) = D36:C4central extension (φ=1)144C2^2.18(C2^2xD9)288,103
C22.19(C22xD9) = C2xC4xDic9central extension (φ=1)288C2^2.19(C2^2xD9)288,132
C22.20(C22xD9) = C2xDic9:C4central extension (φ=1)288C2^2.20(C2^2xD9)288,133
C22.21(C22xD9) = C2xC4:Dic9central extension (φ=1)288C2^2.21(C2^2xD9)288,135
C22.22(C22xD9) = C23.26D18central extension (φ=1)144C2^2.22(C2^2xD9)288,136
C22.23(C22xD9) = C2xD18:C4central extension (φ=1)144C2^2.23(C2^2xD9)288,137
C22.24(C22xD9) = C4xC9:D4central extension (φ=1)144C2^2.24(C2^2xD9)288,138
C22.25(C22xD9) = D4xDic9central extension (φ=1)144C2^2.25(C2^2xD9)288,144
C22.26(C22xD9) = Q8xDic9central extension (φ=1)288C2^2.26(C2^2xD9)288,155
C22.27(C22xD9) = C2xC18.D4central extension (φ=1)144C2^2.27(C2^2xD9)288,162
C22.28(C22xD9) = C22xDic18central extension (φ=1)288C2^2.28(C2^2xD9)288,352
C22.29(C22xD9) = C22xC4xD9central extension (φ=1)144C2^2.29(C2^2xD9)288,353
C22.30(C22xD9) = C22xD36central extension (φ=1)144C2^2.30(C2^2xD9)288,354
C22.31(C22xD9) = C2xQ8xD9central extension (φ=1)144C2^2.31(C2^2xD9)288,359
C22.32(C22xD9) = C2xQ8:3D9central extension (φ=1)144C2^2.32(C2^2xD9)288,360
C22.33(C22xD9) = C23xDic9central extension (φ=1)288C2^2.33(C2^2xD9)288,365
C22.34(C22xD9) = C36:2Q8central stem extension (φ=1)288C2^2.34(C2^2xD9)288,79
C22.35(C22xD9) = C36.6Q8central stem extension (φ=1)288C2^2.35(C2^2xD9)288,80
C22.36(C22xD9) = C42:6D9central stem extension (φ=1)144C2^2.36(C2^2xD9)288,84
C22.37(C22xD9) = C42:7D9central stem extension (φ=1)144C2^2.37(C2^2xD9)288,85
C22.38(C22xD9) = C42:3D9central stem extension (φ=1)144C2^2.38(C2^2xD9)288,86
C22.39(C22xD9) = C22:2Dic18central stem extension (φ=1)144C2^2.39(C2^2xD9)288,88
C22.40(C22xD9) = C23.8D18central stem extension (φ=1)144C2^2.40(C2^2xD9)288,89
C22.41(C22xD9) = C22:3D36central stem extension (φ=1)72C2^2.41(C2^2xD9)288,92
C22.42(C22xD9) = C23.9D18central stem extension (φ=1)144C2^2.42(C2^2xD9)288,93
C22.43(C22xD9) = D18:D4central stem extension (φ=1)144C2^2.43(C2^2xD9)288,94
C22.44(C22xD9) = Dic9.D4central stem extension (φ=1)144C2^2.44(C2^2xD9)288,95
C22.45(C22xD9) = C22.4D36central stem extension (φ=1)144C2^2.45(C2^2xD9)288,96
C22.46(C22xD9) = C36:Q8central stem extension (φ=1)288C2^2.46(C2^2xD9)288,98
C22.47(C22xD9) = Dic9.Q8central stem extension (φ=1)288C2^2.47(C2^2xD9)288,99
C22.48(C22xD9) = C36.3Q8central stem extension (φ=1)288C2^2.48(C2^2xD9)288,100
C22.49(C22xD9) = D18.D4central stem extension (φ=1)144C2^2.49(C2^2xD9)288,104
C22.50(C22xD9) = C4:D36central stem extension (φ=1)144C2^2.50(C2^2xD9)288,105
C22.51(C22xD9) = D18:Q8central stem extension (φ=1)144C2^2.51(C2^2xD9)288,106
C22.52(C22xD9) = D18:2Q8central stem extension (φ=1)144C2^2.52(C2^2xD9)288,107
C22.53(C22xD9) = C4:C4:D9central stem extension (φ=1)144C2^2.53(C2^2xD9)288,108
C22.54(C22xD9) = C36.49D4central stem extension (φ=1)144C2^2.54(C2^2xD9)288,134
C22.55(C22xD9) = C23.28D18central stem extension (φ=1)144C2^2.55(C2^2xD9)288,139
C22.56(C22xD9) = C36:7D4central stem extension (φ=1)144C2^2.56(C2^2xD9)288,140
C22.57(C22xD9) = C23.23D18central stem extension (φ=1)144C2^2.57(C2^2xD9)288,145
C22.58(C22xD9) = C36.17D4central stem extension (φ=1)144C2^2.58(C2^2xD9)288,146
C22.59(C22xD9) = C23:2D18central stem extension (φ=1)72C2^2.59(C2^2xD9)288,147
C22.60(C22xD9) = C36:2D4central stem extension (φ=1)144C2^2.60(C2^2xD9)288,148
C22.61(C22xD9) = Dic9:D4central stem extension (φ=1)144C2^2.61(C2^2xD9)288,149
C22.62(C22xD9) = C36:D4central stem extension (φ=1)144C2^2.62(C2^2xD9)288,150
C22.63(C22xD9) = Dic9:Q8central stem extension (φ=1)288C2^2.63(C2^2xD9)288,154
C22.64(C22xD9) = D18:3Q8central stem extension (φ=1)144C2^2.64(C2^2xD9)288,156
C22.65(C22xD9) = C36.23D4central stem extension (φ=1)144C2^2.65(C2^2xD9)288,157
C22.66(C22xD9) = C24:4D9central stem extension (φ=1)72C2^2.66(C2^2xD9)288,163

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