Finite Group Databasebeta
Cayley diagram

C2×#3141 #60616

order256
nilpotency class3
isoclinismisoclinic class of #3055
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27×C4

Aliases

direct productC2×#3141

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#532C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1199 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#112647, #112648, #112657, …
maximal normal subgroup of#112647, #112648, #112657, …
maximal quotient ofC2×#20764, C2×#21093, C2×#21200, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53604);