Finite Group Databasebeta
Cayley diagram

C2×#3542 #62719

order256
nilpotency class2
isoclinismisoclinic class of #3532
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#3542

Subgroups

subgroupG/H
center, socleC23C25
commutator, Frattini, cosocleC22C26
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C22 ▷ C1

4061 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);(3,4,7,5)(6,9,10,8)(12,15)(13,17);(4,5)(8,9)(12,15)(16,18);(11,12)(13,16)(14,15)(17,18);(3,5,7,4)(6,9,10,8)(11,13)(12,16)(14,17)(15,18);(3,6,7,10)(4,8,5,9)

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#185523, #185697, #187789, …
maximal normal subgroup of#185523, #185697, #187789, …
maximal quotient ofC2×#34363, C2×#34404, C2×#34362, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55707);