Finite Group Databasebeta
Cayley diagram

#8704

order256
nilpotency class3
isoclinismisoclinic class of #8304
automorphismAut(G) order 32768
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23C2×C22⋊C4
commutatorC24C22×C4
Frattini, cosocleC23×C4C23
prime radicalC25C2×C4
LCSG ▷ C24 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24×C4 ◁ G
LECSG ▷ C23×C4 ▷ C22 ▷ C1

415 conjugacy classes of subgroups; only the 79 normal subgroups are shown.

normal subgroups only

This group has 415 conjugacy classes of subgroups — too many to draw. Only its 79 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) = 64

A minimal faithful permutation representation — 3 generators on 24 points:

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

Polycyclic presentation:

2^8|a^2=f,b^2=h,c^2=d,f^2=h,b^a=bd,c^a=ce,e^a=eg,c^b=ch,f^c=fg

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#97446, #97447, #97451, …
maximal normal subgroup of#97446, #97447, #97451, …
maximal quotient of#99117, #99118, #99119, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 1692);