Finite Group Databasebeta
Cayley diagram

C2×#2824 #36653

order256
nilpotency class2
isoclinismisoclinic class of #2812
automorphismAut(G) order 1048576
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C25×C42

Aliases

direct productC2×#2824

Subgroups

subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC2×#392C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1303 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);(4,7)(8,10)(11,12,14,15)(13,16,18,17)(19,20)(21,24)(22,23)(25,26);(5,9)(8,10)(12,15)(16,17)(20,23)(24,25);(3,4)(5,8)(6,7)(9,10)(11,12)(13,17)(14,15)(16,18)(19,21)(20,24)(22,26)(23,25);(3,5)(4,8)(6,9)(7,10)(11,13)(12,16)(14,18)(15,17)(19,20)(21,25)(22,23)(24,26)

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#131554, C2×#12136, C2×#12230, …
maximal normal subgroup of#131554, C2×#12136, C2×#12230, …
maximal quotient ofC2×#14621, C2×#14622, C2×#14635, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 29641);