Finite Group Databasebeta
Cayley diagram

#100481

order512
nilpotency class3
isoclinismisoclinic class of #100251
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socle, prime radicalC23#386
commutatorC2×C42C22×C4
Frattini, cosocleC43C23
LCSG ▷ C2×C42 ▷ C23 ▷ C1
UCSC1 ◁ C23 ◁ C43 ◁ G
LECSG ▷ C43 ▷ C23 ▷ C1

377 conjugacy classes of subgroups; only the 94 normal subgroups are shown.

normal subgroups only

This group has 377 conjugacy classes of subgroups — too many to draw. Only its 94 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 512

A minimal faithful permutation representation — 3 generators on 40 points:

(2,6,7,8)(9,10,13,16,14,17,12,22)(11,18,21,23,19,24,20,15)(25,26,30,33)(27,31)(28,36)(29,34,38,39)(32,35)(37,40);(1,2,4,8,5,7,3,6)(9,11,14,19)(10,15)(12,20,13,21)(16,18)(17,23)(22,24)(25,27)(26,31,33,36)(28,30)(29,37)(32,34,40,39)(35,38);(1,3,5,4)(2,6,7,8)(11,19)(15,23)(18,24)(20,21)(25,28,30,27)(26,32,33,40)(29,35,38,37)(31,39,36,34)

Polycyclic presentation:

2^9|a^2=f,b^2=dfg,c^2=h,d^2=gh,e^2=i,f^2=gi,b^a=bd,c^a=ce,d^a=dg,c^b=cg,d^b=dh,e^b=ei,f^b=fh,d^c=di,e^c=ei,f^c=fi

Conjugacy classes & character table

65 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7677);