Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37644 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | C2×#121 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
886 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(2,5)(6,8)(11,15)(13,16)(18,21)(19,23);(9,10,12,14)(11,16,15,13)(17,18,20,21)(19,22,23,24);(1,2)(3,6)(4,5)(7,8)(9,11,12,15)(10,13,14,16)(17,18)(19,22)(20,21)(23,24);(17,19)(18,22)(20,23)(21,24);(1,3,4,7)(2,6,5,8)(9,10)(11,13)(12,14)(15,16)Polycyclic presentation:
2^8|b^2=h,c^2=fh,e^2=gh,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh58 conjugacy classes — view the full character table.
| maximal subgroup of | #97807, #265664, #265666, … |
| maximal normal subgroup of | #97807, #265664, #265666, … |
| maximal quotient of | #521485, #522188, #522739, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 32658);