Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #7606 |
| automorphism | Aut(G) order 16384 |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C2×C22⋊C4 |
| commutator | C22×C4 | C22×C4 |
| Frattini, cosocle | C23×C4 | C23 |
| prime radical | C24 | C2×D4 |
| LCS | G ▷ C22×C4 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C23×C4 ▷ C22 ▷ C1 | |
294 conjugacy classes of subgroups; only the 81 normal subgroups are shown.
This group has 294 conjugacy classes of subgroups — too many to draw. Only its 81 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) = 64 |
A minimal faithful permutation representation — 3 generators on 24 points:
(1,2)(3,6)(4,5)(7,8)(9,10)(11,13)(12,14)(15,16)(19,22,23,24);(2,5)(6,8)(10,13)(14,15)(17,18,21,20)(19,22,23,24);(1,3,4,7)(2,6,5,8)(10,14)(12,16)(13,15)(17,19)(18,22)(20,24)(21,23)Polycyclic presentation:
2^8|a^2=f,b^2=gh,c^2=dg,e^2=h,b^a=bd,c^a=ce,e^a=eg,e^c=eh,f^c=fgh52 conjugacy classes — view the full character table.
| maximal subgroup of | #98303, #98309, #98311, … |
| maximal normal subgroup of | #98303, #98309, #98311, … |
| maximal quotient of | #99100, #99108, #99109, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 1705);