Extensions 1→N→G→Q→1 with N=C18 and Q=C4○D4

Direct product G=N×Q with N=C18 and Q=C4○D4
dρLabelID
C4○D4×C18144C4oD4xC18288,370

Semidirect products G=N:Q with N=C18 and Q=C4○D4
extensionφ:Q→Aut NdρLabelID
C181(C4○D4) = C2×D365C2φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18:1(C4oD4)288,355
C182(C4○D4) = C2×D42D9φ: C4○D4/D4C2 ⊆ Aut C18144C18:2(C4oD4)288,357
C183(C4○D4) = C2×Q83D9φ: C4○D4/Q8C2 ⊆ Aut C18144C18:3(C4oD4)288,360

Non-split extensions G=N.Q with N=C18 and Q=C4○D4
extensionφ:Q→Aut NdρLabelID
C18.1(C4○D4) = C4×Dic18φ: C4○D4/C2×C4C2 ⊆ Aut C18288C18.1(C4oD4)288,78
C18.2(C4○D4) = C36.6Q8φ: C4○D4/C2×C4C2 ⊆ Aut C18288C18.2(C4oD4)288,80
C18.3(C4○D4) = C422D9φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.3(C4oD4)288,82
C18.4(C4○D4) = C4×D36φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.4(C4oD4)288,83
C18.5(C4○D4) = C427D9φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.5(C4oD4)288,85
C18.6(C4○D4) = C423D9φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.6(C4oD4)288,86
C18.7(C4○D4) = C23.8D18φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.7(C4oD4)288,89
C18.8(C4○D4) = C23.9D18φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.8(C4oD4)288,93
C18.9(C4○D4) = D18⋊D4φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.9(C4oD4)288,94
C18.10(C4○D4) = Dic9.D4φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.10(C4oD4)288,95
C18.11(C4○D4) = Dic9.Q8φ: C4○D4/C2×C4C2 ⊆ Aut C18288C18.11(C4oD4)288,99
C18.12(C4○D4) = D18.D4φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.12(C4oD4)288,104
C18.13(C4○D4) = D18⋊Q8φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.13(C4oD4)288,106
C18.14(C4○D4) = C4⋊C4⋊D9φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.14(C4oD4)288,108
C18.15(C4○D4) = C36.49D4φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.15(C4oD4)288,134
C18.16(C4○D4) = C23.26D18φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.16(C4oD4)288,136
C18.17(C4○D4) = C4×C9⋊D4φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.17(C4oD4)288,138
C18.18(C4○D4) = C23.28D18φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.18(C4oD4)288,139
C18.19(C4○D4) = C367D4φ: C4○D4/C2×C4C2 ⊆ Aut C18144C18.19(C4oD4)288,140
C18.20(C4○D4) = C23.16D18φ: C4○D4/D4C2 ⊆ Aut C18144C18.20(C4oD4)288,87
C18.21(C4○D4) = C222Dic18φ: C4○D4/D4C2 ⊆ Aut C18144C18.21(C4oD4)288,88
C18.22(C4○D4) = Dic94D4φ: C4○D4/D4C2 ⊆ Aut C18144C18.22(C4oD4)288,91
C18.23(C4○D4) = C22.4D36φ: C4○D4/D4C2 ⊆ Aut C18144C18.23(C4oD4)288,96
C18.24(C4○D4) = Dic93Q8φ: C4○D4/D4C2 ⊆ Aut C18288C18.24(C4oD4)288,97
C18.25(C4○D4) = C36.3Q8φ: C4○D4/D4C2 ⊆ Aut C18288C18.25(C4oD4)288,100
C18.26(C4○D4) = C4⋊C47D9φ: C4○D4/D4C2 ⊆ Aut C18144C18.26(C4oD4)288,102
C18.27(C4○D4) = D182Q8φ: C4○D4/D4C2 ⊆ Aut C18144C18.27(C4oD4)288,107
C18.28(C4○D4) = D4×Dic9φ: C4○D4/D4C2 ⊆ Aut C18144C18.28(C4oD4)288,144
C18.29(C4○D4) = C23.23D18φ: C4○D4/D4C2 ⊆ Aut C18144C18.29(C4oD4)288,145
C18.30(C4○D4) = C36.17D4φ: C4○D4/D4C2 ⊆ Aut C18144C18.30(C4oD4)288,146
C18.31(C4○D4) = C362D4φ: C4○D4/D4C2 ⊆ Aut C18144C18.31(C4oD4)288,148
C18.32(C4○D4) = Dic9⋊D4φ: C4○D4/D4C2 ⊆ Aut C18144C18.32(C4oD4)288,149
C18.33(C4○D4) = D36⋊C4φ: C4○D4/Q8C2 ⊆ Aut C18144C18.33(C4oD4)288,103
C18.34(C4○D4) = C4⋊D36φ: C4○D4/Q8C2 ⊆ Aut C18144C18.34(C4oD4)288,105
C18.35(C4○D4) = Q8×Dic9φ: C4○D4/Q8C2 ⊆ Aut C18288C18.35(C4oD4)288,155
C18.36(C4○D4) = D183Q8φ: C4○D4/Q8C2 ⊆ Aut C18144C18.36(C4oD4)288,156
C18.37(C4○D4) = C36.23D4φ: C4○D4/Q8C2 ⊆ Aut C18144C18.37(C4oD4)288,157
C18.38(C4○D4) = C9×C42⋊C2central extension (φ=1)144C18.38(C4oD4)288,167
C18.39(C4○D4) = D4×C36central extension (φ=1)144C18.39(C4oD4)288,168
C18.40(C4○D4) = Q8×C36central extension (φ=1)288C18.40(C4oD4)288,169
C18.41(C4○D4) = C9×C4⋊D4central extension (φ=1)144C18.41(C4oD4)288,171
C18.42(C4○D4) = C9×C22⋊Q8central extension (φ=1)144C18.42(C4oD4)288,172
C18.43(C4○D4) = C9×C22.D4central extension (φ=1)144C18.43(C4oD4)288,173
C18.44(C4○D4) = C9×C4.4D4central extension (φ=1)144C18.44(C4oD4)288,174
C18.45(C4○D4) = C9×C42.C2central extension (φ=1)288C18.45(C4oD4)288,175
C18.46(C4○D4) = C9×C422C2central extension (φ=1)144C18.46(C4oD4)288,176

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