Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #447 |
| automorphism | Aut(G) order 1572864 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C29 |
| direct product | C22×#464 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C24 | C2×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| prime radical | C23×D4 | C22 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
1459 conjugacy classes of subgroups; only the 567 normal subgroups are shown.
This group has 1459 conjugacy classes of subgroups — too many to draw. Only its 567 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2);(3,4);(6,8)(9,10)(11,17)(12,14)(13,21)(15,19)(16,20)(18,24)(22,23);(5,6,7,8)(10,14)(15,23)(16,21)(17,24);(9,11,12,18)(10,15,14,23)(13,22,20,19)(16,24,21,17)76 conjugacy classes — view the full character table.
| Fitting subgroup of | A4×#464 |
| maximal subgroup of | #114514, #114727, C2×#9244, … |
| maximal normal subgroup of | #114514, #114727, C2×#9244, … |
| maximal quotient of | C22×#1678, C22×#1680, C22×#1682, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 53396);