Finite Group Databasebeta
Cayley diagram

C2×#15123 #608354

order512
nilpotency class2
isoclinismisoclinic class of #14715
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C212

Aliases

direct productC2×#15123

Subgroups

subgroupG/H
center, socleC25C24
commutator, Frattini, cosocleC24C25
LCSG ▷ C24 ▷ C1
UCSC1 ◁ C25 ◁ G
LECSG ▷ C24 ▷ C1

13222 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 18 points:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×D4×#392, C2×#4306523, C2×#772785, …
maximal normal subgroup ofC2×D4×#392, C2×#4306523, C2×#772785, …
maximal quotient of#72251076, #72251122, #72255634, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 515550);