Finite Group Databasebeta
Cayley diagram

C2×#3040 #60414

order256
nilpotency class3
isoclinismisoclinic class of #3003
automorphismAut(G) order 262144
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC2×#3040

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC22×AGL(1,ℤ/8)C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1459 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 5 generators on 22 points:

(1,2);(4,6)(7,8)(9,17)(10,16)(11,13)(12,15)(14,18)(19,22)(20,21);(3,4,5,6)(8,13)(14,21)(15,16)(17,22);(7,9)(8,14)(10,18)(11,19)(12,20)(13,21)(15,17)(16,22);(7,10,11,12)(8,15,13,16)(9,18,19,20)(14,17,21,22)

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#114372, #114651, #198200, …
maximal normal subgroup of#114372, #114651, #198200, …
maximal quotient ofC2×#19274, C2×#19275, C2×#19276, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53402);