Extensions 1→N→G→Q→1 with N=C21 and Q=C12

Direct product G=NxQ with N=C21 and Q=C12
dρLabelID
C3xC84252C3xC84252,25

Semidirect products G=N:Q with N=C21 and Q=C12
extensionφ:Q→Aut NdρLabelID
C21:1C12 = C6.F7φ: C12/C2C6 ⊆ Aut C21846-C21:1C12252,18
C21:2C12 = C3xC7:C12φ: C12/C2C6 ⊆ Aut C21846C21:2C12252,16
C21:3C12 = Dic3xC7:C3φ: C12/C2C6 ⊆ Aut C21846C21:3C12252,17
C21:4C12 = C12xC7:C3φ: C12/C4C3 ⊆ Aut C21843C21:4C12252,19
C21:5C12 = C3xDic21φ: C12/C6C2 ⊆ Aut C21842C21:5C12252,22
C21:6C12 = C32xDic7φ: C12/C6C2 ⊆ Aut C21252C21:6C12252,20
C21:7C12 = Dic3xC21φ: C12/C6C2 ⊆ Aut C21842C21:7C12252,21

Non-split extensions G=N.Q with N=C21 and Q=C12
extensionφ:Q→Aut NdρLabelID
C21.C12 = C7:C36φ: C12/C2C6 ⊆ Aut C212526C21.C12252,1
C21.2C12 = C4xC7:C9φ: C12/C4C3 ⊆ Aut C212523C21.2C12252,2
C21.3C12 = C9xDic7φ: C12/C6C2 ⊆ Aut C212522C21.3C12252,4

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