Finite Group Databasebeta
Cayley diagram

C8×#131 #17315

order256
nilpotency class2
isoclinismisoclinic class of D4
automorphismAut(G) order 49152
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C24×C4

Aliases

direct productC8×#131

Subgroups

subgroupG/H
centerC82C22
commutatorC2C22×C4×C8
Frattini, cosocleC42C24
socleC22C22×C42
prime radicalC2×#41C2×C4
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C82 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

461 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofC8×#131⋊C3
maximal subgroup of#126872, C8×#350, #128244, …
maximal normal subgroup of#126872, C8×#350, #128244, …
maximal quotient ofC8×#405, #180849, #181806, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 10303);