Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #509 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C29 |
| direct product | C22×#510 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C2×D8 |
| commutator, Frattini, cosocle | C8 | C25 |
| prime radical | C22×#135 | C2 |
| LCS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C23×C4 ◁ C23×C8 ◁ G | |
| LECS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
1039 conjugacy classes of subgroups; only the 487 normal subgroups are shown.
This group has 1039 conjugacy classes of subgroups — too many to draw. Only its 487 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 36 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 36 points:
(1,2);(3,4);(5,6)(7,15)(8,19)(9,24)(10,12)(11,16)(13,22)(14,21)(17,35)(18,32)(20,30)(23,31)(25,29)(26,34)(27,36)(28,33);(5,7,10,18)(6,11,12,26)(8,20,23,36)(9,25,21,17)(13,29,28,35)(14,30,24,27)(15,31,32,19)(16,33,34,22);(6,12)(11,26)(13,28)(14,24)(15,32)(19,31)(27,30)(29,35)64 conjugacy classes — view the full character table.
| Fitting subgroup of | A4×#510 |
| maximal subgroup of | #147919, #147921, #147924, … |
| maximal normal subgroup of | #147919, #147921, #147924, … |
| maximal quotient of | C22×#2141, C22×#2139, C22×#2159, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 55618);