Finite Group Databasebeta
Cayley diagram

D152 #64517

order304
isoclinismisoclinic class of #64516
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD152

Splittings

FittingC8×C19 ⋊ C2
SylowC19 ⋊ D8

Subgroups

subgroupG/H
centerC2D76
commutator, cosocleC4×C19C22
FrattiniC4C2×D19
FittingC8×C19C2
socleC2×C19D4
hypercenterC8D19
hypocenterC19D8
LCSG ▷ C4×C19 ▷ C2×C19 ▷ C19
UCSC1 ◁ C2 ◁ C4 ◁ C8

22 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 27
transitive degreeμt(G) = 152

A minimal faithful permutation representation — 2 generators on 27 points:

(1,2,3,4,5,6,7,8)(9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27);(2,8)(3,7)(4,6)(10,27)(11,26)(12,25)(13,24)(14,23)(15,22)(16,21)(17,20)(18,19)

Polycyclic presentation:

2^4,19|b^2=cd,c^2=d,b^a=bc,c^a=cd,e^a=e^18

Conjugacy classes & character table

79 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD304, #10597257, #10597283, …
maximal normal subgroup ofD304, #10597257, #10597283, …
maximal quotient ofD304, #10597257, Dic152, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(304, 6);