Finite Group Databasebeta
Cayley diagram

C22×#358 #33375

order256
nilpotency class4
isoclinismisoclinic class of D16
automorphismAut(G) order 393216
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC22×#358

Subgroups

subgroupG/H
center, socle, prime radicalC24D8
commutatorC8C23×C4
Frattini, cosocleC2×C8C24
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C23×C4 ◁ C23×C8 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

607 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 24 points:

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

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofA4×#358
maximal subgroup of#146727, #146757, #147393, …
maximal normal subgroup of#146727, #146757, #147393, …
maximal quotient ofC22×#1332, C2×#11658, C2×#11646, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 26363);