Properties

Label 6T14
6T14 1 2 1->2 1->2 3 2->3 4 3->4 3->4 6 4->6 5 5->6 6->1
Degree $6$
Order $120$
Cyclic no
Abelian no
Solvable no
Primitive yes
$p$-group no
Group: $\PGL(2,5)$

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Copy content magma:G := TransitiveGroup(6, 14);
 

Group invariants

Abstract group:  $\PGL(2,5)$
Copy content magma:IdentifyGroup(G);
 
Order:  $120=2^{3} \cdot 3 \cdot 5$
Copy content magma:Order(G);
 
Cyclic:  no
Copy content magma:IsCyclic(G);
 
Abelian:  no
Copy content magma:IsAbelian(G);
 
Solvable:  no
Copy content magma:IsSolvable(G);
 
Nilpotency class:   not nilpotent
Copy content magma:NilpotencyClass(G);
 

Group action invariants

Degree $n$:  $6$
Copy content magma:t, n := TransitiveGroupIdentification(G); n;
 
Transitive number $t$:  $14$
Copy content magma:t, n := TransitiveGroupIdentification(G); t;
 
CHM label:   $L(6):2 = PGL(2,5) = S_{5}(6)$
Parity:  $-1$
Copy content magma:IsEven(G);
 
Primitive:  yes
Copy content magma:IsPrimitive(G);
 
$\card{\Aut(F/K)}$:  $1$
Copy content magma:Order(Centralizer(SymmetricGroup(n), G));
 
Generators:  $(1,2)(3,4)(5,6)$, $(1,2,3,4,6)$
Copy content magma:Generators(G);
 

Low degree resolvents

$\card{(G/N)}$Galois groups for stem field(s)
$2$:  $C_2$

Resolvents shown for degrees $\leq 47$

Subfields

Degree 2: None

Degree 3: None

Low degree siblings

5T5, 10T12, 10T13, 12T74, 15T10, 20T30, 20T32, 20T35, 24T202, 30T22, 30T25, 30T27, 40T62

Siblings are shown with degree $\leq 47$

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

Conjugacy classes

LabelCycle TypeSizeOrderIndexRepresentative
1A $1^{6}$ $1$ $1$ $0$ $()$
2A $2^{3}$ $10$ $2$ $3$ $(1,4)(2,5)(3,6)$
2B $2^{2},1^{2}$ $15$ $2$ $2$ $(1,6)(2,4)$
3A $3^{2}$ $20$ $3$ $4$ $(1,3,2)(4,6,5)$
4A $4,1^{2}$ $30$ $4$ $3$ $(1,2,6,4)$
5A $5,1$ $24$ $5$ $4$ $(1,4,3,5,2)$
6A $6$ $20$ $6$ $5$ $(1,5,3,4,2,6)$

Malle's constant $a(G)$:     $1/2$

Copy content magma:ConjugacyClasses(G);
 

Character table

1A 2A 2B 3A 4A 5A 6A
Size 1 10 15 20 30 24 20
2 P 1A 1A 1A 3A 2B 5A 3A
3 P 1A 2A 2B 1A 4A 5A 2A
5 P 1A 2A 2B 3A 4A 1A 6A
Type
120.34.1a R 1 1 1 1 1 1 1
120.34.1b R 1 1 1 1 1 1 1
120.34.4a R 4 2 0 1 0 1 1
120.34.4b R 4 2 0 1 0 1 1
120.34.5a R 5 1 1 1 1 0 1
120.34.5b R 5 1 1 1 1 0 1
120.34.6a R 6 0 2 0 0 1 0

Copy content magma:CharacterTable(G);
 

Regular extensions

$f_{ 1 } =$ $x^{6} - 5 x^{4} + 15 x^{2} + t x + 5$ Copy content Toggle raw display