| d | ρ | Label | ID | ||
|---|---|---|---|---|---|
| C2×C8⋊C4 | 64 | C2xC8:C4 | 64,84 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C2.1(C8⋊C4) = C8⋊C8 | central extension (φ=1) | 64 | C2.1(C8:C4) | 64,3 | |
| C2.2(C8⋊C4) = C22.7C42 | central extension (φ=1) | 64 | C2.2(C8:C4) | 64,17 | |
| C2.3(C8⋊C4) = C16⋊C4 | central stem extension (φ=1) | 16 | 4 | C2.3(C8:C4) | 64,28 |