d | ρ | Label | ID | ||
---|---|---|---|---|---|
C22×D7 | 28 | C2^2xD7 | 56,12 |
extension | φ:Q→Aut N | d | ρ | Label | ID |
---|---|---|---|---|---|
C2.1D14 = C4×D7 | central extension (φ=1) | 28 | 2 | C2.1D14 | 56,4 |
C2.2D14 = C2×Dic7 | central extension (φ=1) | 56 | C2.2D14 | 56,6 | |
C2.3D14 = Dic14 | central stem extension (φ=1) | 56 | 2- | C2.3D14 | 56,3 |
C2.4D14 = D28 | central stem extension (φ=1) | 28 | 2+ | C2.4D14 | 56,5 |
C2.5D14 = C7⋊D4 | central stem extension (φ=1) | 28 | 2 | C2.5D14 | 56,7 |