Finite Group Databasebeta
Cayley diagram

#42778

order256
nilpotency class2
isoclinismisoclinic class of #40484
automorphismAut(G) order 65536
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, commutator, Frattini, socle, cosocleC23C25
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C23 ▷ C1

846 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 32 points:

(1,2)(3,5)(4,7)(6,8)(9,10,13,15)(11,12,16,14)(17,18,22,21)(19,25,27,23)(20,28,30,24)(26,31,29,32);(2,3)(6,7)(9,11,13,16)(10,14,15,12)(18,21)(23,25)(24,28)(31,32);(1,3,5,2)(4,7,8,6)(9,11)(10,12)(13,16)(14,15)(17,19,22,27)(18,23,21,25)(20,29,30,26)(24,32,28,31);(1,4,5,8)(2,6,3,7)(9,12)(10,11)(13,14)(15,16)(17,20,22,30)(18,24,21,28)(19,26,27,29)(23,31,25,32);(17,21,22,18)(19,25,27,23)(20,28,30,24)(26,32,29,31)

Polycyclic presentation:

2^8|a^2=gh,b^2=fg,c^2=g,d^2=g,e^2=fh,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh,d^c=dfh

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#6699934, #6699939, #6699999, …
maximal normal subgroup of#6699934, #6699939, #6699999, …
maximal quotient of#544632, #545165, #545632, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 35766);