Finite Group Databasebeta
Cayley diagram

C2×#3200 #60744

order256
nilpotency class3
isoclinismisoclinic class of #3198
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#3200

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#535C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×#41 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1157 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 5 generators on 26 points:

(1,2);(3,4)(5,9)(6,8)(7,10)(11,12,15,19)(13,16,20,24)(14,17,22,18)(21,23,26,25);(3,5)(4,7)(6,10)(8,9)(11,13,15,20)(12,16,19,24)(14,21,22,26)(17,23,18,25);(5,10)(7,9)(12,17)(14,22)(16,23)(18,19)(21,26)(24,25);(4,8)(7,9)(13,20)(16,24)(21,26)(23,25)

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#147797, #147800, #147805, …
maximal normal subgroup of#147797, #147800, #147805, …
maximal quotient ofC2×#21770, C2×#21771, C2×#21946, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53732);