| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|
| C2.1(C20⋊7D4) = C20⋊7(C4⋊C4) | central extension (φ=1) | 320 | | C2.1(C20:7D4) | 320,555 |
| C2.2(C20⋊7D4) = (C2×C4)⋊6D20 | central extension (φ=1) | 160 | | C2.2(C20:7D4) | 320,566 |
| C2.3(C20⋊7D4) = (C2×C42)⋊D5 | central extension (φ=1) | 160 | | C2.3(C20:7D4) | 320,567 |
| C2.4(C20⋊7D4) = C24.64D10 | central extension (φ=1) | 160 | | C2.4(C20:7D4) | 320,839 |
| C2.5(C20⋊7D4) = C24.65D10 | central extension (φ=1) | 160 | | C2.5(C20:7D4) | 320,840 |
| C2.6(C20⋊7D4) = C23.14D20 | central stem extension (φ=1) | 160 | | C2.6(C20:7D4) | 320,580 |
| C2.7(C20⋊7D4) = C23⋊2D20 | central stem extension (φ=1) | 160 | | C2.7(C20:7D4) | 320,587 |
| C2.8(C20⋊7D4) = C24.16D10 | central stem extension (φ=1) | 160 | | C2.8(C20:7D4) | 320,588 |
| C2.9(C20⋊7D4) = (C2×C20).53D4 | central stem extension (φ=1) | 320 | | C2.9(C20:7D4) | 320,610 |
| C2.10(C20⋊7D4) = (C2×C4)⋊3D20 | central stem extension (φ=1) | 160 | | C2.10(C20:7D4) | 320,618 |
| C2.11(C20⋊7D4) = (C2×C20).56D4 | central stem extension (φ=1) | 160 | | C2.11(C20:7D4) | 320,621 |
| C2.12(C20⋊7D4) = C20⋊7D8 | central stem extension (φ=1) | 160 | | C2.12(C20:7D4) | 320,642 |
| C2.13(C20⋊7D4) = D4.1D20 | central stem extension (φ=1) | 160 | | C2.13(C20:7D4) | 320,643 |
| C2.14(C20⋊7D4) = D4.2D20 | central stem extension (φ=1) | 160 | | C2.14(C20:7D4) | 320,646 |
| C2.15(C20⋊7D4) = Q8⋊D20 | central stem extension (φ=1) | 160 | | C2.15(C20:7D4) | 320,654 |
| C2.16(C20⋊7D4) = Q8.1D20 | central stem extension (φ=1) | 160 | | C2.16(C20:7D4) | 320,655 |
| C2.17(C20⋊7D4) = C20⋊7Q16 | central stem extension (φ=1) | 320 | | C2.17(C20:7D4) | 320,658 |
| C2.18(C20⋊7D4) = C40⋊30D4 | central stem extension (φ=1) | 160 | | C2.18(C20:7D4) | 320,741 |
| C2.19(C20⋊7D4) = C40⋊29D4 | central stem extension (φ=1) | 160 | | C2.19(C20:7D4) | 320,742 |
| C2.20(C20⋊7D4) = C40.82D4 | central stem extension (φ=1) | 160 | | C2.20(C20:7D4) | 320,743 |
| C2.21(C20⋊7D4) = C40⋊2D4 | central stem extension (φ=1) | 160 | | C2.21(C20:7D4) | 320,761 |
| C2.22(C20⋊7D4) = C40⋊3D4 | central stem extension (φ=1) | 160 | | C2.22(C20:7D4) | 320,762 |
| C2.23(C20⋊7D4) = C40.4D4 | central stem extension (φ=1) | 160 | | C2.23(C20:7D4) | 320,764 |
| C2.24(C20⋊7D4) = D4.3D20 | central stem extension (φ=1) | 80 | 4 | C2.24(C20:7D4) | 320,768 |
| C2.25(C20⋊7D4) = D4.4D20 | central stem extension (φ=1) | 80 | 4+ | C2.25(C20:7D4) | 320,769 |
| C2.26(C20⋊7D4) = D4.5D20 | central stem extension (φ=1) | 160 | 4- | C2.26(C20:7D4) | 320,770 |