Finite Group DatabasebetaFinite Group Databasebeta| order | 448 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C7×C16 · Schur multiplier (H2) = C22 |
| direct product | C7×C22⋊C16 |
| unambiguous semidirect product | C22⋊(C7×C16) |
| subgroup | G/H | |
|---|---|---|
| center | C2×C7×C8 | C22 |
| commutator | C2 | C2×C7×C16 |
| Frattini, cosocle | C2×C8 | C22×C7 |
| socle | C22×C7 | C2×C8 |
| prime radical | C23×C7 | C8 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C7×C8 ◁ G | |
66 conjugacy classes of subgroups.
| minimal degree | μ(G) = 27 |
| transitive degree | μt(G) = 224 |
A minimal faithful permutation representation — 2 generators on 27 points:
(1,2)(3,4)(5,6,7,10,8,11,13,16,9,12,14,17,15,18,19,20)(21,22,23,24,25,26,27);(2,4)280 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(448, 152);