| d | ρ | Label | ID | ||
|---|---|---|---|---|---|
| C2×C166 | 332 | C2xC166 | 332,4 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C166⋊C2 = D166 | φ: C2/C1 → C2 ⊆ Aut C166 | 166 | 2+ | C166:C2 | 332,3 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C166.C2 = Dic83 | φ: C2/C1 → C2 ⊆ Aut C166 | 332 | 2- | C166.C2 | 332,1 |