| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|
| C2.1(C2×SD16) = C2×D4⋊C4 | central extension (φ=1) | 32 | | C2.1(C2xSD16) | 64,95 |
| C2.2(C2×SD16) = C2×Q8⋊C4 | central extension (φ=1) | 64 | | C2.2(C2xSD16) | 64,96 |
| C2.3(C2×SD16) = C2×C4.Q8 | central extension (φ=1) | 64 | | C2.3(C2xSD16) | 64,106 |
| C2.4(C2×SD16) = C4×SD16 | central extension (φ=1) | 32 | | C2.4(C2xSD16) | 64,119 |
| C2.5(C2×SD16) = Q8⋊D4 | central stem extension (φ=1) | 32 | | C2.5(C2xSD16) | 64,129 |
| C2.6(C2×SD16) = C22⋊SD16 | central stem extension (φ=1) | 16 | | C2.6(C2xSD16) | 64,131 |
| C2.7(C2×SD16) = C4⋊SD16 | central stem extension (φ=1) | 32 | | C2.7(C2xSD16) | 64,141 |
| C2.8(C2×SD16) = D4.D4 | central stem extension (φ=1) | 32 | | C2.8(C2xSD16) | 64,142 |
| C2.9(C2×SD16) = C8⋊8D4 | central stem extension (φ=1) | 32 | | C2.9(C2xSD16) | 64,146 |
| C2.10(C2×SD16) = Q8⋊Q8 | central stem extension (φ=1) | 64 | | C2.10(C2xSD16) | 64,156 |
| C2.11(C2×SD16) = D4⋊2Q8 | central stem extension (φ=1) | 32 | | C2.11(C2xSD16) | 64,157 |
| C2.12(C2×SD16) = C23.46D4 | central stem extension (φ=1) | 32 | | C2.12(C2xSD16) | 64,162 |
| C2.13(C2×SD16) = C23.47D4 | central stem extension (φ=1) | 32 | | C2.13(C2xSD16) | 64,164 |
| C2.14(C2×SD16) = C4.4D8 | central stem extension (φ=1) | 32 | | C2.14(C2xSD16) | 64,167 |
| C2.15(C2×SD16) = C4.SD16 | central stem extension (φ=1) | 64 | | C2.15(C2xSD16) | 64,168 |
| C2.16(C2×SD16) = C8⋊5D4 | central stem extension (φ=1) | 32 | | C2.16(C2xSD16) | 64,173 |
| C2.17(C2×SD16) = C8⋊3Q8 | central stem extension (φ=1) | 64 | | C2.17(C2xSD16) | 64,179 |