Properties

Label 26T6
Degree $26$
Order $78$
Cyclic no
Abelian no
Solvable yes
Primitive no
$p$-group no
Group: $C_{13}:C_6$

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Show commands: Magma

magma: G := TransitiveGroup(26, 6);
 

Group action invariants

Degree $n$:  $26$
magma: t, n := TransitiveGroupIdentification(G); n;
 
Transitive number $t$:  $6$
magma: t, n := TransitiveGroupIdentification(G); t;
 
Group:  $C_{13}:C_6$
Parity:  $-1$
magma: IsEven(G);
 
Primitive:  no
magma: IsPrimitive(G);
 
magma: NilpotencyClass(G);
 
$\card{\Aut(F/K)}$:  $2$
magma: Order(Centralizer(SymmetricGroup(n), G));
 
Generators:  (1,7,6,24,17,19)(2,8,5,23,18,20)(3,15,12,21,10,13)(4,16,11,22,9,14)(25,26), (1,4,6,8,9,11,13,15,17,20,21,23,25)(2,3,5,7,10,12,14,16,18,19,22,24,26)
magma: Generators(G);
 

Low degree resolvents

|G/N|Galois groups for stem field(s)
$2$:  $C_2$
$3$:  $C_3$
$6$:  $C_6$

Resolvents shown for degrees $\leq 47$

Subfields

Degree 2: $C_2$

Degree 13: $C_{13}:C_6$

Low degree siblings

13T5, 39T6

Siblings are shown with degree $\leq 47$

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

Conjugacy classes

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

magma: ConjugacyClasses(G);
 

Group invariants

Order:  $78=2 \cdot 3 \cdot 13$
magma: Order(G);
 
Cyclic:  no
magma: IsCyclic(G);
 
Abelian:  no
magma: IsAbelian(G);
 
Solvable:  yes
magma: IsSolvable(G);
 
Nilpotency class:   not nilpotent
Label:  78.1
magma: IdentifyGroup(G);
 
Character table:

1A 2A 3A1 3A-1 6A1 6A-1 13A1 13A2
Size 1 13 13 13 13 13 6 6
2 P 1A 1A 3A-1 3A1 3A1 3A-1 13A2 13A1
3 P 1A 2A 1A 1A 2A 2A 13A1 13A2
13 P 1A 2A 3A1 3A-1 6A1 6A-1 1A 1A
Type
78.1.1a R 1 1 1 1 1 1 1 1
78.1.1b R 1 1 1 1 1 1 1 1
78.1.1c1 C 1 1 ζ31 ζ3 ζ3 ζ31 1 1
78.1.1c2 C 1 1 ζ3 ζ31 ζ31 ζ3 1 1
78.1.1d1 C 1 1 ζ31 ζ3 ζ3 ζ31 1 1
78.1.1d2 C 1 1 ζ3 ζ31 ζ31 ζ3 1 1
78.1.6a1 R 6 0 0 0 0 0 ζ136+ζ135+ζ132+ζ132+ζ135+ζ136 ζ136ζ135ζ1321ζ132ζ135ζ136
78.1.6a2 R 6 0 0 0 0 0 ζ136ζ135ζ1321ζ132ζ135ζ136 ζ136+ζ135+ζ132+ζ132+ζ135+ζ136

magma: CharacterTable(G);