Finite Group Databasebeta
Cayley diagram

C4×#400 #13864

order256
nilpotency class2
isoclinismisoclinic class of #392
automorphismAut(G) order 131072
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

direct productC4×#400

Subgroups

subgroupG/H
centerC23×C4C23
commutatorC23C23×C4
Frattini, socle, prime radical, cosocleC24C24
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C4 ◁ G
LECSG ▷ C24 ▷ C1

699 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);(9,10,13,15)(11,16,12,14)(17,18)(19,21)(20,22)(23,24);(5,6)(7,8)(9,11,13,12)(10,14,15,16)(17,19,20,23)(18,21,22,24);(6,8)(9,12,13,11)(10,14,15,16)(18,22)(21,24)

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#99556, #99557, #99572, …
maximal normal subgroup of#99556, #99557, #99572, …
maximal quotient ofC4×#1441, C4×#1445, C4×#1442, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 6852);