Finite Group Databasebeta
Cayley diagram

C2×#3455 #62685

order256
nilpotency class2
isoclinismisoclinic class of #534
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#3455

Subgroups

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

3651 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 6 generators on 26 points:

(1,2);(3,4)(5,7)(6,8)(9,10)(11,12)(13,19)(14,18)(15,17)(16,20)(21,25)(22,24)(23,26);(3,5,6,9)(4,7,8,10)(11,13)(12,16)(14,21)(15,20)(17,19)(18,23)(22,26)(24,25);(4,8)(7,10)(13,20)(16,19)(21,26)(23,25);(12,17)(16,19)(18,24)(23,25);(11,14,15,22)(12,18,17,24)(13,21,20,26)(16,23,19,25)

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#184976, #184988, #185927, …
maximal normal subgroup of#184976, #184988, #185927, …
maximal quotient ofC2×#34048, C2×#34056, C2×#34065, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55673);