Finite Group Databasebeta
Cayley diagram

C22×#538 #62671

order256
nilpotency class2
isoclinismisoclinic class of #534
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC22×#538

Subgroups

subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC22C26
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C22 ▷ C1

4783 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 6 generators on 20 points:

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

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofA4×#538
maximal subgroup of#184767, #184805, #184831, …
maximal normal subgroup of#184767, #184805, #184831, …
maximal quotient ofC22×#2312, C22×#2318, C22×#2321, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55659);