Extensions 1→N→G→Q→1 with N=C12 and Q=D4

Direct product G=N×Q with N=C12 and Q=D4
dρLabelID
D4×C1248D4xC1296,165

Semidirect products G=N:Q with N=C12 and Q=D4
extensionφ:Q→Aut NdρLabelID
C121D4 = C12⋊D4φ: D4/C2C22 ⊆ Aut C1248C12:1D496,102
C122D4 = D63D4φ: D4/C2C22 ⊆ Aut C1248C12:2D496,145
C123D4 = C123D4φ: D4/C2C22 ⊆ Aut C1248C12:3D496,147
C124D4 = C4⋊D12φ: D4/C4C2 ⊆ Aut C1248C12:4D496,81
C125D4 = C4×D12φ: D4/C4C2 ⊆ Aut C1248C12:5D496,80
C126D4 = C3×C41D4φ: D4/C4C2 ⊆ Aut C1248C12:6D496,174
C127D4 = C127D4φ: D4/C22C2 ⊆ Aut C1248C12:7D496,137
C128D4 = C4×C3⋊D4φ: D4/C22C2 ⊆ Aut C1248C12:8D496,135
C129D4 = C3×C4⋊D4φ: D4/C22C2 ⊆ Aut C1248C12:9D496,168

Non-split extensions G=N.Q with N=C12 and Q=D4
extensionφ:Q→Aut NdρLabelID
C12.1D4 = C6.D8φ: D4/C2C22 ⊆ Aut C1248C12.1D496,16
C12.2D4 = C6.SD16φ: D4/C2C22 ⊆ Aut C1296C12.2D496,17
C12.3D4 = C3⋊D16φ: D4/C2C22 ⊆ Aut C12484+C12.3D496,33
C12.4D4 = D8.S3φ: D4/C2C22 ⊆ Aut C12484-C12.4D496,34
C12.5D4 = C8.6D6φ: D4/C2C22 ⊆ Aut C12484+C12.5D496,35
C12.6D4 = C3⋊Q32φ: D4/C2C22 ⊆ Aut C12964-C12.6D496,36
C12.7D4 = D4⋊Dic3φ: D4/C2C22 ⊆ Aut C1248C12.7D496,39
C12.8D4 = C12.D4φ: D4/C2C22 ⊆ Aut C12244C12.8D496,40
C12.9D4 = Q82Dic3φ: D4/C2C22 ⊆ Aut C1296C12.9D496,42
C12.10D4 = C12.10D4φ: D4/C2C22 ⊆ Aut C12484C12.10D496,43
C12.11D4 = C4.D12φ: D4/C2C22 ⊆ Aut C1248C12.11D496,104
C12.12D4 = C8⋊D6φ: D4/C2C22 ⊆ Aut C12244+C12.12D496,115
C12.13D4 = C8.D6φ: D4/C2C22 ⊆ Aut C12484-C12.13D496,116
C12.14D4 = C2×D4⋊S3φ: D4/C2C22 ⊆ Aut C1248C12.14D496,138
C12.15D4 = D126C22φ: D4/C2C22 ⊆ Aut C12244C12.15D496,139
C12.16D4 = C2×D4.S3φ: D4/C2C22 ⊆ Aut C1248C12.16D496,140
C12.17D4 = C23.12D6φ: D4/C2C22 ⊆ Aut C1248C12.17D496,143
C12.18D4 = C2×Q82S3φ: D4/C2C22 ⊆ Aut C1248C12.18D496,148
C12.19D4 = Q8.11D6φ: D4/C2C22 ⊆ Aut C12484C12.19D496,149
C12.20D4 = C2×C3⋊Q16φ: D4/C2C22 ⊆ Aut C1296C12.20D496,150
C12.21D4 = Dic3⋊Q8φ: D4/C2C22 ⊆ Aut C1296C12.21D496,151
C12.22D4 = D63Q8φ: D4/C2C22 ⊆ Aut C1248C12.22D496,153
C12.23D4 = C12.23D4φ: D4/C2C22 ⊆ Aut C1248C12.23D496,154
C12.24D4 = D48φ: D4/C4C2 ⊆ Aut C12482+C12.24D496,6
C12.25D4 = C48⋊C2φ: D4/C4C2 ⊆ Aut C12482C12.25D496,7
C12.26D4 = Dic24φ: D4/C4C2 ⊆ Aut C12962-C12.26D496,8
C12.27D4 = C122Q8φ: D4/C4C2 ⊆ Aut C1296C12.27D496,76
C12.28D4 = C427S3φ: D4/C4C2 ⊆ Aut C1248C12.28D496,82
C12.29D4 = C2×C24⋊C2φ: D4/C4C2 ⊆ Aut C1248C12.29D496,109
C12.30D4 = C2×D24φ: D4/C4C2 ⊆ Aut C1248C12.30D496,110
C12.31D4 = C2×Dic12φ: D4/C4C2 ⊆ Aut C1296C12.31D496,112
C12.32D4 = C12⋊C8φ: D4/C4C2 ⊆ Aut C1296C12.32D496,11
C12.33D4 = C424S3φ: D4/C4C2 ⊆ Aut C12242C12.33D496,12
C12.34D4 = C24.C4φ: D4/C4C2 ⊆ Aut C12482C12.34D496,26
C12.35D4 = C4○D24φ: D4/C4C2 ⊆ Aut C12482C12.35D496,111
C12.36D4 = C3×D16φ: D4/C4C2 ⊆ Aut C12482C12.36D496,61
C12.37D4 = C3×SD32φ: D4/C4C2 ⊆ Aut C12482C12.37D496,62
C12.38D4 = C3×Q32φ: D4/C4C2 ⊆ Aut C12962C12.38D496,63
C12.39D4 = C3×C4.4D4φ: D4/C4C2 ⊆ Aut C1248C12.39D496,171
C12.40D4 = C3×C4⋊Q8φ: D4/C4C2 ⊆ Aut C1296C12.40D496,175
C12.41D4 = C6×D8φ: D4/C4C2 ⊆ Aut C1248C12.41D496,179
C12.42D4 = C6×SD16φ: D4/C4C2 ⊆ Aut C1248C12.42D496,180
C12.43D4 = C6×Q16φ: D4/C4C2 ⊆ Aut C1296C12.43D496,181
C12.44D4 = C2.Dic12φ: D4/C22C2 ⊆ Aut C1296C12.44D496,23
C12.45D4 = C2.D24φ: D4/C22C2 ⊆ Aut C1248C12.45D496,28
C12.46D4 = C12.46D4φ: D4/C22C2 ⊆ Aut C12244+C12.46D496,30
C12.47D4 = C12.47D4φ: D4/C22C2 ⊆ Aut C12484-C12.47D496,31
C12.48D4 = C12.48D4φ: D4/C22C2 ⊆ Aut C1248C12.48D496,131
C12.49D4 = D4⋊D6φ: D4/C22C2 ⊆ Aut C12244+C12.49D496,156
C12.50D4 = Q8.14D6φ: D4/C22C2 ⊆ Aut C12484-C12.50D496,158
C12.51D4 = Dic3⋊C8φ: D4/C22C2 ⊆ Aut C1296C12.51D496,21
C12.52D4 = D6⋊C8φ: D4/C22C2 ⊆ Aut C1248C12.52D496,27
C12.53D4 = C12.53D4φ: D4/C22C2 ⊆ Aut C12484C12.53D496,29
C12.54D4 = D12⋊C4φ: D4/C22C2 ⊆ Aut C12244C12.54D496,32
C12.55D4 = C12.55D4φ: D4/C22C2 ⊆ Aut C1248C12.55D496,37
C12.56D4 = Q83Dic3φ: D4/C22C2 ⊆ Aut C12244C12.56D496,44
C12.57D4 = Q8.13D6φ: D4/C22C2 ⊆ Aut C12484C12.57D496,157
C12.58D4 = C3×C4.D4φ: D4/C22C2 ⊆ Aut C12244C12.58D496,50
C12.59D4 = C3×C4.10D4φ: D4/C22C2 ⊆ Aut C12484C12.59D496,51
C12.60D4 = C3×D4⋊C4φ: D4/C22C2 ⊆ Aut C1248C12.60D496,52
C12.61D4 = C3×Q8⋊C4φ: D4/C22C2 ⊆ Aut C1296C12.61D496,53
C12.62D4 = C3×C22⋊Q8φ: D4/C22C2 ⊆ Aut C1248C12.62D496,169
C12.63D4 = C3×C8⋊C22φ: D4/C22C2 ⊆ Aut C12244C12.63D496,183
C12.64D4 = C3×C8.C22φ: D4/C22C2 ⊆ Aut C12484C12.64D496,184
C12.65D4 = C3×C22⋊C8central extension (φ=1)48C12.65D496,48
C12.66D4 = C3×C4≀C2central extension (φ=1)242C12.66D496,54
C12.67D4 = C3×C4⋊C8central extension (φ=1)96C12.67D496,55
C12.68D4 = C3×C8.C4central extension (φ=1)482C12.68D496,58
C12.69D4 = C3×C4○D8central extension (φ=1)482C12.69D496,182

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