Finite Group Databasebeta
Cayley diagram

#13195

order256
nilpotency class3
isoclinismisoclinic class of #465
automorphismAut(G) order 4096
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C8C2×D4
commutatorC2×C4C22×C8
Frattini, cosocleC22×C8C23
socleC22C8×D4
prime radicalC2×#135C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C8 ◁ C22×C16 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

219 conjugacy classes of subgroups; only the 83 normal subgroups are shown.

normal subgroups only

This group has 219 conjugacy classes of subgroups — too many to draw. Only its 83 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) = 36
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 3 generators on 36 points:

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

Polycyclic presentation:

2^8|a^2=f,b^2=df,c^2=e,e^2=h,f^2=g,g^2=h,b^a=bd,c^a=ce,e^a=eh

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#93890, #136677, #136681, …
maximal normal subgroup of#93890, #136677, #136681, …
maximal quotient of#140509, #140515, #140537, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 6183);