Finite Group Databasebeta
Cayley diagram

C2×#42156 #7640695

order512
nilpotency class2
isoclinismisoclinic class of #40484
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#42156

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC2×#2635C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

7052 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 6 generators on 38 points:

(1,2);(3,4,5,6)(8,12)(13,15)(14,19)(20,21)(24,28)(25,31)(30,35)(32,37);(8,12)(10,18)(13,15)(16,22)(23,24,27,28)(25,29,31,34)(26,30,33,35)(32,36,37,38);(3,4)(5,6)(7,8)(9,15)(10,14)(11,12)(13,17)(16,21)(18,19)(20,22)(23,24)(25,29)(26,30)(27,28)(31,34)(32,36)(33,35)(37,38);(7,9,11,17)(8,13,12,15)(10,16,18,22)(14,20,19,21)(23,25)(24,29)(26,32)(27,31)(28,34)(30,36)(33,37)(35,38);(7,10)(8,14)(9,16)(11,18)(12,19)(13,20)(15,21)(17,22)(23,26,27,33)(24,30,28,35)(25,32,31,37)(29,36,34,38)

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7547891);