Finite Group Databasebeta
Cayley diagram

C2×#2802 #52260

order256
nilpotency class2
isoclinismisoclinic class of #2668
automorphismAut(G) order 524288
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27

Aliases

direct productC2×#2802

Subgroups

subgroupG/H
center, socle, prime radicalC24C24
commutator, Frattini, cosocleC23C25
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

927 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 256

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

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2802, #528579, #528581, …
maximal normal subgroup ofC4×#2802, #528579, #528581, …
maximal quotient ofC2×#14435, C2×#14439, C2×#14458, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45248);