Finite Group Databasebeta
Cayley diagram

C2×#4223 #66503

order328
isoclinismisoclinic class of #4223
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×#4223
unambiguous semidirect productD41⋊C4

Splittings

Fitting, socleC2×C41 ⋊ C4
derived, SylowC41 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC2#4223
commutator, hypocenterC41C2×C4
FrattiniC1G
Fitting, socleC2×C41C4
prime radicalC2×D41C2
cosocleD41C22
LCSG ▷ C41
UCSC1 ◁ C2

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 43
transitive degreeμt(G) = 82

A minimal faithful permutation representation — 2 generators on 43 points:

(4,5,6,8)(7,10,11,17)(9,14,15,13)(12,19,20,30)(16,23,24,26)(18,27,28,22)(21,32,33,37)(25,35,36,42)(29,39,40,38)(31,43,41,34);(1,2)(3,4,7,12,21,32,36,24,15,8,13,22,34,35,19,31,40,28,17,26,38,39,23,10,18,29,41,30,42,43,27,14,5,9,16,25,37,33,20,11,6)

Conjugacy classes & character table

28 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#4223, C4⋊#4223, C22⋊#4223, …
maximal normal subgroup ofC4×#4223, C4⋊#4223, C22⋊#4223, …
maximal quotient of#10620296, #10620297, C4×#4223, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(328, 13);