Finite Group Databasebeta
Cayley diagram

C2×#12656 #493098

order512
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#12656

Subgroups

subgroupG/H
centerC22×C8C2×D4
commutatorC4C22×C4×C8
Frattini, cosocleC22×C8C24
socleC23C2×C4⋊C8
prime radicalC24C2×M16
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C8 ◁ C22×C4×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

874 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 38 points:

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

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#128554, C2×#494178
maximal normal subgroup ofC2×#128554, C2×#494178

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400294);