Finite Group Databasebeta
Cayley diagram

C2×#3273 #61032

order256
nilpotency class3
isoclinismisoclinic class of #3264
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC2×#3273

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×D4 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1521 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 5 generators on 22 points:

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

Conjugacy classes & character table

58 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#131852, #131862, #220488, …
maximal normal subgroup of#131852, #131862, #220488, …
maximal quotient ofC2×#19884, C2×#19891, C2×#19899, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 54020);