Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #13343 |
| automorphism | Aut(G) order 4096 |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | B(4,𝔽2) |
| commutator, Frattini, cosocle | C22×D4 | C23 |
| prime radical | C2×H(5,𝔽2) | C22 |
| LCS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C23 ◁ C22×D4 ◁ G | |
| LECS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
324 conjugacy classes of subgroups; only the 45 normal subgroups are shown.
This group has 324 conjugacy classes of subgroups — too many to draw. Only its 45 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) = 32 |
A minimal faithful permutation representation — 3 generators on 24 points:
(1,2,4,6)(3,7,8,5)(9,10)(11,17)(12,14)(13,16)(15,19)(18,23)(20,22)(21,24);(1,3,4,8)(2,5,6,7)(10,14)(13,20)(15,21)(17,23);(9,11)(10,15)(12,18)(13,19)(14,21)(16,17)(20,24)(22,23)Polycyclic presentation:
2^8|a^2=dh,b^2=dh,b^a=bd,c^a=ce,f^a=fgh,c^b=cf,e^b=eg,g^c=gh,f^e=fh31 conjugacy classes — view the full character table.
| maximal subgroup of | #151371, #151372, #151385, … |
| maximal normal subgroup of | #151371, #151372, #151385, … |
| maximal quotient of | #144434, #144436, #144438, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 6365);