Finite Group Databasebeta
Cayley diagram

C2×#3240 #60853

order256
nilpotency class3
isoclinismisoclinic class of #3192
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#3240

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#121C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

895 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 34
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 34 points:

(1,2);(3,4)(5,11)(6,9)(7,10)(8,13)(12,17)(14,16)(15,18)(19,20)(21,29)(22,28)(23,25)(24,27)(26,30)(31,34)(32,33);(3,5,7,13)(4,8,10,11)(6,14,15,12)(9,17,18,16)(20,25)(26,33)(27,28)(29,34);(3,6,7,15)(4,9,10,18)(5,12,13,14)(8,16,11,17)(19,21,23,31)(20,26,25,33)(22,30,24,32)(27,29,28,34);(4,10)(8,11)(9,18)(16,17)(19,22,23,24)(20,27,25,28)(21,30,31,32)(26,29,33,34)

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#112104, #112142, #112254, …
maximal normal subgroup of#112104, #112142, #112254, …
maximal quotient ofC2×#21842, C2×#21868, C2×#21989, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53841);