Finite Group Databasebeta
Cayley diagram

#42981

order256
nilpotency class2
isoclinismisoclinic class of #40484
automorphismAut(G) order 131072
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, commutator, Frattini, socle, cosocleC23C25
prime radicalC24C24
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C23 ▷ C1

725 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:

(1,2,5,7)(3,4,8,6)(9,10,12,14)(11,15,16,13)(17,18,22,21)(19,25,27,23)(20,28,30,24)(26,31,29,32);(1,3,5,8)(2,6,7,4)(18,21)(23,25)(24,28)(31,32);(1,3)(2,4)(5,8)(6,7)(9,11,12,16)(10,13,14,15)(17,19,22,27)(18,23,21,25)(20,29,30,26)(24,32,28,31);(1,4)(2,3)(5,6)(7,8)(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=h,c^2=g,d^2=fh,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#131498, #131503, #484708, …
maximal normal subgroup of#131498, #131503, #484708, …
maximal quotient of#544564, #545107, #545562, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 35969);