Finite Group Databasebeta
Cayley diagram

C22×#491 #60608

order256
nilpotency class3
isoclinismisoclinic class of #468
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27×C4

Aliases

direct productC22×#491

Subgroups

subgroupG/H
center, socle, prime radicalC24C2×D4
commutator, Frattini, cosocleC2×C4C25
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1071 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 28
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 28 points:

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofA4×#491
maximal subgroup of#112672, #112854, #114549, …
maximal normal subgroup of#112672, #112854, #114549, …
maximal quotient ofC22×#1836, C22×#1935, C22×#1960, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53596);