Finite Group Databasebeta
Cayley diagram

C2×#2737 #52172

order256
nilpotency class2
isoclinismisoclinic class of #2668
automorphismAut(G) order 524288
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C26×C4

Aliases

direct productC2×#2737

Subgroups

subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC23×D4C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1197 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2737, #528728, #528736, …
maximal normal subgroup ofC4×#2737, #528728, #528736, …
maximal quotient ofC2×#14367, C2×#14371, C2×#14374, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45160);