Finite Group Databasebeta
Cayley diagram

#18426

order256
nilpotency class3
isoclinismisoclinic class of #18414
automorphismAut(G) order 8192
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×#120
commutator, Frattini, cosocleC22×C4C24
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C22×C4 ▷ C22 ▷ C1

584 conjugacy classes of subgroups; only the 113 normal subgroups are shown.

normal subgroups only

This group has 584 conjugacy classes of subgroups — too many to draw. Only its 113 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) = 24
transitive degreeμt(G) = 32

A minimal faithful permutation representation — 4 generators on 24 points:

(2,6)(3,4)(7,8)(9,10)(11,15)(12,14)(13,17)(16,20)(18,22)(19,21)(23,24);(1,2)(3,6)(4,8)(5,7)(10,14)(12,20)(15,21)(16,17)(19,24)(22,23);(3,4)(6,8)(9,11)(10,15)(12,19)(13,18)(14,21)(16,23)(17,22)(20,24);(1,3,5,4)(2,6,7,8)(11,18)(15,22)(19,24)(21,23)

Polycyclic presentation:

2^8|d^2=h,e^2=g,b^a=be,c^a=cf,d^a=dh,e^a=eg,e^b=eg,f^b=fh,d^c=dg,e^c=eh

Conjugacy classes & character table

37 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#250327, #250329, #250340, …
maximal normal subgroup of#250327, #250329, #250340, …
maximal quotient of#169639, #169665, #169704, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 11414);