Properties

Label 9T32
Degree $9$
Order $1512$
Cyclic no
Abelian no
Solvable no
Primitive yes
$p$-group no
Group: $\mathrm{P}\Gamma\mathrm{L}(2,8)$

Related objects

Downloads

Learn more

Show commands: Magma

magma: G := TransitiveGroup(9, 32);
 

Group action invariants

Degree $n$:  $9$
magma: t, n := TransitiveGroupIdentification(G); n;
 
Transitive number $t$:  $32$
magma: t, n := TransitiveGroupIdentification(G); t;
 
Group:  $\mathrm{P}\Gamma\mathrm{L}(2,8)$
CHM label:   $L(9):3=P|L(2,8)$
Parity:  $1$
magma: IsEven(G);
 
Primitive:  yes
magma: IsPrimitive(G);
 
magma: NilpotencyClass(G);
 
$\card{\Aut(F/K)}$:  $1$
magma: Order(Centralizer(SymmetricGroup(n), G));
 
Generators:  (2,5)(3,6)(4,7)(8,9), (1,9)(2,3)(4,5)(6,7), (1,2,4,3,6,7,5), (2,4,6)(3,5,7)
magma: Generators(G);
 

Low degree resolvents

$\card{(G/N)}$Galois groups for stem field(s)
$3$:  $C_3$

Resolvents shown for degrees $\leq 47$

Subfields

Degree 3: None

Low degree siblings

27T391, 28T165, 36T2342

Siblings are shown with degree $\leq 47$

A number field with this Galois group has no arithmetically equivalent fields.

Conjugacy classes

LabelCycle TypeSizeOrderIndexRepresentative
1A $1^{9}$ $1$ $1$ $0$ $()$
2A $2^{4},1$ $63$ $2$ $4$ $(1,4)(2,7)(3,6)(5,9)$
3A $3^{3}$ $56$ $3$ $6$ $(1,2,3)(4,6,7)(5,9,8)$
3B1 $3^{2},1^{3}$ $84$ $3$ $4$ $(1,2,7)(4,8,9)$
3B-1 $3^{2},1^{3}$ $84$ $3$ $4$ $(1,7,2)(4,9,8)$
6A1 $6,2,1$ $252$ $6$ $6$ $(1,5,3,4,9,6)(2,7)$
6A-1 $6,2,1$ $252$ $6$ $6$ $(1,6,9,4,3,5)(2,7)$
7A $7,1^{2}$ $216$ $7$ $6$ $(1,2,6,9,8,3,5)$
9A $9$ $168$ $9$ $8$ $(1,7,5,3,6,8,2,4,9)$
9B1 $9$ $168$ $9$ $8$ $(1,3,8,4,6,5,9,7,2)$
9B-1 $9$ $168$ $9$ $8$ $(1,8,7,2,5,4,3,9,6)$

Malle's constant $a(G)$:     $1/4$

magma: ConjugacyClasses(G);
 

Group invariants

Order:  $1512=2^{3} \cdot 3^{3} \cdot 7$
magma: Order(G);
 
Cyclic:  no
magma: IsCyclic(G);
 
Abelian:  no
magma: IsAbelian(G);
 
Solvable:  no
magma: IsSolvable(G);
 
Nilpotency class:   not nilpotent
Label:  1512.779
magma: IdentifyGroup(G);
 
Character table:

1A 2A 3A 3B1 3B-1 6A1 6A-1 7A 9A 9B1 9B-1
Size 1 63 56 84 84 252 252 216 168 168 168
2 P 1A 1A 3A 3B-1 3B1 3B1 3B-1 7A 9B1 9A 9B-1
3 P 1A 2A 1A 1A 1A 2A 2A 7A 3A 3A 3A
7 P 1A 2A 3A 3B1 3B-1 6A1 6A-1 1A 9B-1 9A 9B1
Type
1512.779.1a R 1 1 1 1 1 1 1 1 1 1 1
1512.779.1b1 C 1 1 1 ζ31 ζ3 ζ3 ζ31 1 1 ζ31 ζ3
1512.779.1b2 C 1 1 1 ζ3 ζ31 ζ31 ζ3 1 1 ζ3 ζ31
1512.779.7a R 7 1 2 1 1 1 1 0 1 1 1
1512.779.7b1 C 7 1 2 ζ31 ζ3 ζ3 ζ31 0 1 ζ31 ζ3
1512.779.7b2 C 7 1 2 ζ3 ζ31 ζ31 ζ3 0 1 ζ3 ζ31
1512.779.8a R 8 0 1 2 2 0 0 1 1 1 1
1512.779.8b1 C 8 0 1 2ζ31 2ζ3 0 0 1 1 ζ31 ζ3
1512.779.8b2 C 8 0 1 2ζ3 2ζ31 0 0 1 1 ζ3 ζ31
1512.779.21a R 21 3 3 0 0 0 0 0 0 0 0
1512.779.27a R 27 3 0 0 0 0 0 1 0 0 0

magma: CharacterTable(G);