Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #61643 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C23×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ #529 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
950 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 24 points:
(2,5)(3,7)(11,18)(12,13)(15,22)(16,20)(19,21)(23,24);(1,2)(3,6)(4,5)(7,8)(9,10)(11,15)(12,20)(13,16)(14,17)(18,22)(19,24)(21,23);(9,11,14,19)(10,15,17,24)(12,18,13,21)(16,23,20,22);(2,5)(6,8)(9,12,14,13)(10,16,17,20)(11,18,19,21)(15,23,24,22);(1,3,4,7)(2,6,5,8)(10,17)(15,24)(16,20)(22,23)Polycyclic presentation:
2^8|c^2=h,d^2=h,e^2=f,g^2=h,b^a=bf,c^a=cg,d^a=dh,e^a=ef,g^a=gh,d^b=dfh,e^b=eh,g^c=gh46 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#62081, #10578891, #10578917, … |
| maximal normal subgroup of | C2×#62081, #10578891, #10578917, … |
| maximal quotient of | #6386467, #6388487, #6388605, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 55069);