Finite Group Databasebeta
Cayley diagram

C2×#2792 #52236

order256
nilpotency class2
isoclinismisoclinic class of #2668
automorphismAut(G) order 1048576
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27

Aliases

direct productC2×#2792

Subgroups

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

1003 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)(12,13)(16,17)(19,20,23,25)(21,22,26,24);(4,7)(8,10)(11,12,15,13)(14,17,18,16)(19,21,23,26)(20,24,25,22);(3,4,6,7)(5,8,9,10)(11,13,15,12)(14,17,18,16);(3,5,6,9)(4,8,7,10)(11,14)(12,16)(13,17)(15,18)(19,22,23,24)(20,21,25,26)

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#131564, C2×#12146, C2×#12240, …
maximal normal subgroup of#131564, C2×#12146, C2×#12240, …
maximal quotient ofC2×#14406, C2×#14454, C2×#14458, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45224);