Properties

Label 12T34
Degree $12$
Order $72$
Cyclic no
Abelian no
Solvable yes
Primitive no
$p$-group no
Group: $\SOPlus(4,2)$

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Show commands: Magma

magma: G := TransitiveGroup(12, 34);
 

Group action invariants

Degree $n$:  $12$
magma: t, n := TransitiveGroupIdentification(G); n;
 
Transitive number $t$:  $34$
magma: t, n := TransitiveGroupIdentification(G); t;
 
Group:  $\SOPlus(4,2)$
CHM label:   $F_{36}:2(12e)$
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:  (1,8)(2,3)(4,5)(6,7)(9,12)(10,11), (1,3,5,7,9,11)(2,4,6,8,10,12)
magma: Generators(G);
 

Low degree resolvents

|G/N|Galois groups for stem field(s)
$2$:  $C_2$ x 3
$4$:  $C_2^2$
$8$:  $D_{4}$

Resolvents shown for degrees $\leq 47$

Subfields

Degree 2: $C_2$ x 3

Degree 3: None

Degree 4: $C_2^2$

Degree 6: $C_3^2:D_4$

Low degree siblings

6T13 x 2, 9T16, 12T34, 12T35 x 2, 12T36 x 2, 18T34 x 2, 18T36, 24T72 x 2, 36T53, 36T54 x 2

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 $ $1$ $1$ $()$
$ 2, 2, 2, 2, 1, 1, 1, 1 $ $9$ $2$ $( 4, 8)( 5, 9)( 6,10)( 7,11)$
$ 3, 3, 1, 1, 1, 1, 1, 1 $ $4$ $3$ $( 2, 6,10)( 3, 7,11)$
$ 4, 4, 2, 2 $ $18$ $4$ $( 1, 2)( 3,12)( 4, 7, 8,11)( 5, 6, 9,10)$
$ 6, 6 $ $12$ $6$ $( 1, 3, 5, 7, 9,11)( 2, 4, 6, 8,10,12)$
$ 2, 2, 2, 2, 2, 2 $ $6$ $2$ $( 1, 3)( 2,12)( 4, 6)( 5, 7)( 8,10)( 9,11)$
$ 2, 2, 2, 2, 2, 2 $ $6$ $2$ $( 1, 4)( 2, 3)( 5,12)( 6, 7)( 8, 9)(10,11)$
$ 6, 2, 2, 2 $ $12$ $6$ $( 1, 4, 9,12, 5, 8)( 2, 3)( 6,11)( 7,10)$
$ 3, 3, 3, 3 $ $4$ $3$ $( 1, 5, 9)( 2, 6,10)( 3, 7,11)( 4, 8,12)$

magma: ConjugacyClasses(G);
 

Group invariants

Order:  $72=2^{3} \cdot 3^{2}$
magma: Order(G);
 
Cyclic:  no
magma: IsCyclic(G);
 
Abelian:  no
magma: IsAbelian(G);
 
Solvable:  yes
magma: IsSolvable(G);
 
Nilpotency class:   not nilpotent
Label:  72.40
magma: IdentifyGroup(G);
 
Character table:

1A 2A 2B 2C 3A 3B 4A 6A 6B
Size 1 6 6 9 4 4 18 12 12
2 P 1A 1A 1A 1A 3A 3B 2C 3A 3B
3 P 1A 2A 2B 2C 1A 1A 4A 2A 2B
Type
72.40.1a R 1 1 1 1 1 1 1 1 1
72.40.1b R 1 1 1 1 1 1 1 1 1
72.40.1c R 1 1 1 1 1 1 1 1 1
72.40.1d R 1 1 1 1 1 1 1 1 1
72.40.2a R 2 0 0 2 2 2 0 0 0
72.40.4a R 4 0 2 0 2 1 0 0 1
72.40.4b R 4 2 0 0 1 2 0 1 0
72.40.4c R 4 2 0 0 1 2 0 1 0
72.40.4d R 4 0 2 0 2 1 0 0 1

magma: CharacterTable(G);