Finite Group Databasebeta
Cayley diagram

#12738

order256
nilpotency class4
isoclinismisoclinic class of #11663
automorphismAut(G) order 16384
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×#102
commutatorC2×C8C22×C4
Frattini, cosocleC22×C8C23
prime radicalC22×#135C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23×C4 ◁ C23×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

463 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 463 conjugacy classes of subgroups — too many to draw. Only its 87 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:

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

Polycyclic presentation:

2^8|a^2=f,c^2=h,d^2=g,f^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,d^b=dgh,f^b=fh,g^b=gh

Conjugacy classes & character table

46 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#130734, #130738, #130739, …
maximal normal subgroup of#130734, #130738, #130739, …
maximal quotient of#129505, #129554, #129766, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 5726);