Finite Group Databasebeta
Cayley diagram

C2×#3218 #60786

order256
nilpotency class3
isoclinismisoclinic class of #3192
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27×C4

Aliases

direct productC2×#3218

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#121C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1073 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)(5,9)(6,8)(7,10)(11,12)(13,19)(14,16)(15,23)(17,21)(18,22)(20,26)(24,25);(3,5,6,10)(4,7,8,9)(12,16)(17,25)(18,23)(19,26);(5,10)(7,9)(11,13,14,20)(12,17,16,25)(15,24,22,21)(18,26,23,19);(4,8)(7,9)(12,16)(17,25)(18,23)(19,26)

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#112106, #112144, #112256, …
maximal normal subgroup of#112106, #112144, #112256, …
maximal quotient ofC2×#21811, C2×#21867, C2×#21987, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53774);