Finite Group Databasebeta
Cayley diagram

C2×#3481 #62714

order256
nilpotency class2
isoclinismisoclinic class of D42
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#3481

Subgroups

subgroupG/H
centerC22×C4C24
commutator, Frattini, cosocleC22C26
socleC23C25
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C22 ▷ C1

4361 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 6 generators on 18 points:

(1,2);(4,7)(8,10)(11,12)(13,17)(14,16)(15,18);(3,4)(5,8)(6,7)(9,10)(11,13)(12,15)(14,18)(16,17);(12,16)(15,17);(4,7)(8,10)(13,18)(15,17);(3,5,6,9)(4,8,7,10)

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#185459, #185487, #185541, …
maximal normal subgroup of#185459, #185487, #185541, …
maximal quotient ofC2×#34126, C2×#34127, C2×#34152, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55702);