| d | ρ | Label | ID | ||
|---|---|---|---|---|---|
| C3×Dic21 | 84 | 2 | C3xDic21 | 252,22 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C3⋊Dic21 = C3⋊Dic21 | φ: Dic21/C42 → C2 ⊆ Aut C3 | 252 | C3:Dic21 | 252,24 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C3.Dic21 = Dic63 | φ: Dic21/C42 → C2 ⊆ Aut C3 | 252 | 2- | C3.Dic21 | 252,5 |