Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #60750 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27×C4 |
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 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
1093 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2)(3,7)(4,6)(5,8)(9,10)(11,19)(12,18)(13,15)(14,17)(16,21)(20,24)(22,23);(1,3,4,8)(2,5,6,7)(10,15)(11,20)(17,18)(21,22);(3,8)(5,7)(9,11)(10,16)(12,21)(13,20)(14,22)(15,23)(17,19)(18,24);(2,6)(5,7)(9,12,13,14)(10,17,15,18)(11,21,20,22)(16,19,23,24);(10,15)(16,23)(17,18)(19,24)Polycyclic presentation:
2^8|b^2=fh,d^2=h,g^2=h,b^a=bf,c^a=cg,d^a=df,e^a=eh,g^a=gh,c^b=cf,g^c=gh52 conjugacy classes — view the full character table.
| maximal subgroup of | #112158, #112171, #112191, … |
| maximal normal subgroup of | #112158, #112171, #112191, … |
| maximal quotient of | #6374309, #6374451, #6374986, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 53790);