extension | φ:Q→Aut N | d | ρ | Label | ID |
C2.1(C5:D20) = D10:Dic5 | central extension (φ=1) | 80 | | C2.1(C5:D20) | 400,72 |
C2.2(C5:D20) = C10.D20 | central extension (φ=1) | 40 | | C2.2(C5:D20) | 400,73 |
C2.3(C5:D20) = Dic5:Dic5 | central extension (φ=1) | 80 | | C2.3(C5:D20) | 400,74 |
C2.4(C5:D20) = C5:D40 | central stem extension (φ=1) | 40 | 4+ | C2.4(C5:D20) | 400,65 |
C2.5(C5:D20) = C52:3SD16 | central stem extension (φ=1) | 80 | 4- | C2.5(C5:D20) | 400,67 |
C2.6(C5:D20) = C52:4SD16 | central stem extension (φ=1) | 40 | 4+ | C2.6(C5:D20) | 400,68 |
C2.7(C5:D20) = C52:3Q16 | central stem extension (φ=1) | 80 | 4- | C2.7(C5:D20) | 400,70 |