| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|
| C2.1(C4×D8) = C8×D8 | central extension (φ=1) | 64 | | C2.1(C4xD8) | 128,307 |
| C2.2(C4×D8) = C4×D4⋊C4 | central extension (φ=1) | 64 | | C2.2(C4xD8) | 128,492 |
| C2.3(C4×D8) = C4×C2.D8 | central extension (φ=1) | 128 | | C2.3(C4xD8) | 128,507 |
| C2.4(C4×D8) = C8⋊9D8 | central stem extension (φ=1) | 64 | | C2.4(C4xD8) | 128,313 |
| C2.5(C4×D8) = C8⋊6D8 | central stem extension (φ=1) | 64 | | C2.5(C4xD8) | 128,321 |
| C2.6(C4×D8) = C2.(C4×D8) | central stem extension (φ=1) | 64 | | C2.6(C4xD8) | 128,594 |
| C2.7(C4×D8) = (C2×C4)⋊9D8 | central stem extension (φ=1) | 64 | | C2.7(C4xD8) | 128,611 |
| C2.8(C4×D8) = C2.D8⋊4C4 | central stem extension (φ=1) | 128 | | C2.8(C4xD8) | 128,650 |
| C2.9(C4×D8) = D4⋊C4⋊C4 | central stem extension (φ=1) | 64 | | C2.9(C4xD8) | 128,657 |
| C2.10(C4×D8) = C2.(C8⋊7D4) | central stem extension (φ=1) | 64 | | C2.10(C4xD8) | 128,666 |
| C2.11(C4×D8) = C8⋊5(C4⋊C4) | central stem extension (φ=1) | 128 | | C2.11(C4xD8) | 128,674 |
| C2.12(C4×D8) = (C2×C4)⋊6D8 | central stem extension (φ=1) | 64 | | C2.12(C4xD8) | 128,702 |
| C2.13(C4×D8) = C4×D16 | central stem extension (φ=1) | 64 | | C2.13(C4xD8) | 128,904 |
| C2.14(C4×D8) = C4×SD32 | central stem extension (φ=1) | 64 | | C2.14(C4xD8) | 128,905 |
| C2.15(C4×D8) = C4×Q32 | central stem extension (φ=1) | 128 | | C2.15(C4xD8) | 128,906 |
| C2.16(C4×D8) = SD32⋊3C4 | central stem extension (φ=1) | 64 | | C2.16(C4xD8) | 128,907 |
| C2.17(C4×D8) = Q32⋊4C4 | central stem extension (φ=1) | 128 | | C2.17(C4xD8) | 128,908 |
| C2.18(C4×D8) = D16⋊4C4 | central stem extension (φ=1) | 64 | | C2.18(C4xD8) | 128,909 |
| C2.19(C4×D8) = C8○D16 | central stem extension (φ=1) | 32 | 2 | C2.19(C4xD8) | 128,910 |
| C2.20(C4×D8) = D16⋊5C4 | central stem extension (φ=1) | 32 | 4 | C2.20(C4xD8) | 128,911 |