Extensions 1→N→G→Q→1 with N=C18 and Q=C2xD4

Direct product G=NxQ with N=C18 and Q=C2xD4
dρLabelID
D4xC2xC18144D4xC2xC18288,368

Semidirect products G=N:Q with N=C18 and Q=C2xD4
extensionφ:Q→Aut NdρLabelID
C18:1(C2xD4) = C22xD36φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18:1(C2xD4)288,354
C18:2(C2xD4) = C2xD4xD9φ: C2xD4/D4C2 ⊆ Aut C1872C18:2(C2xD4)288,356
C18:3(C2xD4) = C22xC9:D4φ: C2xD4/C23C2 ⊆ Aut C18144C18:3(C2xD4)288,366

Non-split extensions G=N.Q with N=C18 and Q=C2xD4
extensionφ:Q→Aut NdρLabelID
C18.1(C2xD4) = C36:2Q8φ: C2xD4/C2xC4C2 ⊆ Aut C18288C18.1(C2xD4)288,79
C18.2(C2xD4) = C4xD36φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.2(C2xD4)288,83
C18.3(C2xD4) = C42:6D9φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.3(C2xD4)288,84
C18.4(C2xD4) = C42:7D9φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.4(C2xD4)288,85
C18.5(C2xD4) = C22:3D36φ: C2xD4/C2xC4C2 ⊆ Aut C1872C18.5(C2xD4)288,92
C18.6(C2xD4) = C22.4D36φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.6(C2xD4)288,96
C18.7(C2xD4) = C4:D36φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.7(C2xD4)288,105
C18.8(C2xD4) = D18:2Q8φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.8(C2xD4)288,107
C18.9(C2xD4) = C2xDic36φ: C2xD4/C2xC4C2 ⊆ Aut C18288C18.9(C2xD4)288,109
C18.10(C2xD4) = C2xC72:C2φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.10(C2xD4)288,113
C18.11(C2xD4) = C2xD72φ: C2xD4/C2xC4C2 ⊆ Aut C18144C18.11(C2xD4)288,114
C18.12(C2xD4) = D72:7C2φ: C2xD4/C2xC4C2 ⊆ Aut C181442C18.12(C2xD4)288,115
C18.13(C2xD4) = C8:D18φ: C2xD4/C2xC4C2 ⊆ Aut C18724+C18.13(C2xD4)288,118
C18.14(C2xD4) = C8.D18φ: C2xD4/C2xC4C2 ⊆ Aut C181444-C18.14(C2xD4)288,119
C18.15(C2xD4) = C2xC4:Dic9φ: C2xD4/C2xC4C2 ⊆ Aut C18288C18.15(C2xD4)288,135
C18.16(C2xD4) = C22:2Dic18φ: C2xD4/D4C2 ⊆ Aut C18144C18.16(C2xD4)288,88
C18.17(C2xD4) = C22:C4xD9φ: C2xD4/D4C2 ⊆ Aut C1872C18.17(C2xD4)288,90
C18.18(C2xD4) = Dic9:4D4φ: C2xD4/D4C2 ⊆ Aut C18144C18.18(C2xD4)288,91
C18.19(C2xD4) = C23.9D18φ: C2xD4/D4C2 ⊆ Aut C18144C18.19(C2xD4)288,93
C18.20(C2xD4) = D18:D4φ: C2xD4/D4C2 ⊆ Aut C18144C18.20(C2xD4)288,94
C18.21(C2xD4) = Dic9.D4φ: C2xD4/D4C2 ⊆ Aut C18144C18.21(C2xD4)288,95
C18.22(C2xD4) = C36:Q8φ: C2xD4/D4C2 ⊆ Aut C18288C18.22(C2xD4)288,98
C18.23(C2xD4) = C4:C4xD9φ: C2xD4/D4C2 ⊆ Aut C18144C18.23(C2xD4)288,101
C18.24(C2xD4) = D36:C4φ: C2xD4/D4C2 ⊆ Aut C18144C18.24(C2xD4)288,103
C18.25(C2xD4) = D18.D4φ: C2xD4/D4C2 ⊆ Aut C18144C18.25(C2xD4)288,104
C18.26(C2xD4) = D18:Q8φ: C2xD4/D4C2 ⊆ Aut C18144C18.26(C2xD4)288,106
C18.27(C2xD4) = D8xD9φ: C2xD4/D4C2 ⊆ Aut C18724+C18.27(C2xD4)288,120
C18.28(C2xD4) = D8:D9φ: C2xD4/D4C2 ⊆ Aut C18724C18.28(C2xD4)288,121
C18.29(C2xD4) = D8:3D9φ: C2xD4/D4C2 ⊆ Aut C181444-C18.29(C2xD4)288,122
C18.30(C2xD4) = SD16xD9φ: C2xD4/D4C2 ⊆ Aut C18724C18.30(C2xD4)288,123
C18.31(C2xD4) = D72:C2φ: C2xD4/D4C2 ⊆ Aut C18724+C18.31(C2xD4)288,124
C18.32(C2xD4) = SD16:D9φ: C2xD4/D4C2 ⊆ Aut C181444-C18.32(C2xD4)288,125
C18.33(C2xD4) = SD16:3D9φ: C2xD4/D4C2 ⊆ Aut C181444C18.33(C2xD4)288,126
C18.34(C2xD4) = Q16xD9φ: C2xD4/D4C2 ⊆ Aut C181444-C18.34(C2xD4)288,127
C18.35(C2xD4) = Q16:D9φ: C2xD4/D4C2 ⊆ Aut C181444C18.35(C2xD4)288,128
C18.36(C2xD4) = D72:5C2φ: C2xD4/D4C2 ⊆ Aut C181444+C18.36(C2xD4)288,129
C18.37(C2xD4) = D4xDic9φ: C2xD4/D4C2 ⊆ Aut C18144C18.37(C2xD4)288,144
C18.38(C2xD4) = Dic9:D4φ: C2xD4/D4C2 ⊆ Aut C18144C18.38(C2xD4)288,149
C18.39(C2xD4) = C2xDic9:C4φ: C2xD4/C23C2 ⊆ Aut C18288C18.39(C2xD4)288,133
C18.40(C2xD4) = C36.49D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.40(C2xD4)288,134
C18.41(C2xD4) = C2xD18:C4φ: C2xD4/C23C2 ⊆ Aut C18144C18.41(C2xD4)288,137
C18.42(C2xD4) = C4xC9:D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.42(C2xD4)288,138
C18.43(C2xD4) = C23.28D18φ: C2xD4/C23C2 ⊆ Aut C18144C18.43(C2xD4)288,139
C18.44(C2xD4) = C36:7D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.44(C2xD4)288,140
C18.45(C2xD4) = C2xD4.D9φ: C2xD4/C23C2 ⊆ Aut C18144C18.45(C2xD4)288,141
C18.46(C2xD4) = C2xD4:D9φ: C2xD4/C23C2 ⊆ Aut C18144C18.46(C2xD4)288,142
C18.47(C2xD4) = D36:6C22φ: C2xD4/C23C2 ⊆ Aut C18724C18.47(C2xD4)288,143
C18.48(C2xD4) = C23.23D18φ: C2xD4/C23C2 ⊆ Aut C18144C18.48(C2xD4)288,145
C18.49(C2xD4) = C36.17D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.49(C2xD4)288,146
C18.50(C2xD4) = C23:2D18φ: C2xD4/C23C2 ⊆ Aut C1872C18.50(C2xD4)288,147
C18.51(C2xD4) = C36:2D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.51(C2xD4)288,148
C18.52(C2xD4) = C36:D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.52(C2xD4)288,150
C18.53(C2xD4) = C2xC9:Q16φ: C2xD4/C23C2 ⊆ Aut C18288C18.53(C2xD4)288,151
C18.54(C2xD4) = C2xQ8:2D9φ: C2xD4/C23C2 ⊆ Aut C18144C18.54(C2xD4)288,152
C18.55(C2xD4) = C36.C23φ: C2xD4/C23C2 ⊆ Aut C181444C18.55(C2xD4)288,153
C18.56(C2xD4) = Dic9:Q8φ: C2xD4/C23C2 ⊆ Aut C18288C18.56(C2xD4)288,154
C18.57(C2xD4) = D18:3Q8φ: C2xD4/C23C2 ⊆ Aut C18144C18.57(C2xD4)288,156
C18.58(C2xD4) = C36.23D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.58(C2xD4)288,157
C18.59(C2xD4) = D4.D18φ: C2xD4/C23C2 ⊆ Aut C181444-C18.59(C2xD4)288,159
C18.60(C2xD4) = D4:D18φ: C2xD4/C23C2 ⊆ Aut C18724+C18.60(C2xD4)288,160
C18.61(C2xD4) = D4.9D18φ: C2xD4/C23C2 ⊆ Aut C181444C18.61(C2xD4)288,161
C18.62(C2xD4) = C2xC18.D4φ: C2xD4/C23C2 ⊆ Aut C18144C18.62(C2xD4)288,162
C18.63(C2xD4) = C24:4D9φ: C2xD4/C23C2 ⊆ Aut C1872C18.63(C2xD4)288,163
C18.64(C2xD4) = C22:C4xC18central extension (φ=1)144C18.64(C2xD4)288,165
C18.65(C2xD4) = C4:C4xC18central extension (φ=1)288C18.65(C2xD4)288,166
C18.66(C2xD4) = D4xC36central extension (φ=1)144C18.66(C2xD4)288,168
C18.67(C2xD4) = C9xC22wrC2central extension (φ=1)72C18.67(C2xD4)288,170
C18.68(C2xD4) = C9xC4:D4central extension (φ=1)144C18.68(C2xD4)288,171
C18.69(C2xD4) = C9xC22:Q8central extension (φ=1)144C18.69(C2xD4)288,172
C18.70(C2xD4) = C9xC22.D4central extension (φ=1)144C18.70(C2xD4)288,173
C18.71(C2xD4) = C9xC4.4D4central extension (φ=1)144C18.71(C2xD4)288,174
C18.72(C2xD4) = C9xC4:1D4central extension (φ=1)144C18.72(C2xD4)288,177
C18.73(C2xD4) = C9xC4:Q8central extension (φ=1)288C18.73(C2xD4)288,178
C18.74(C2xD4) = D8xC18central extension (φ=1)144C18.74(C2xD4)288,182
C18.75(C2xD4) = SD16xC18central extension (φ=1)144C18.75(C2xD4)288,183
C18.76(C2xD4) = Q16xC18central extension (φ=1)288C18.76(C2xD4)288,184
C18.77(C2xD4) = C9xC4oD8central extension (φ=1)1442C18.77(C2xD4)288,185
C18.78(C2xD4) = C9xC8:C22central extension (φ=1)724C18.78(C2xD4)288,186
C18.79(C2xD4) = C9xC8.C22central extension (φ=1)1444C18.79(C2xD4)288,187

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