Properties

Label 30T25
Degree $30$
Order $120$
Cyclic no
Abelian no
Solvable no
Primitive no
$p$-group no
Group: $S_5$

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Show commands: Magma

magma: G := TransitiveGroup(30, 25);
 

Group action invariants

Degree $n$:  $30$
magma: t, n := TransitiveGroupIdentification(G); n;
 
Transitive number $t$:  $25$
magma: t, n := TransitiveGroupIdentification(G); t;
 
Group:  $S_5$
Parity:  $-1$
magma: IsEven(G);
 
Primitive:  no
magma: IsPrimitive(G);
 
magma: NilpotencyClass(G);
 
$\card{\Aut(F/K)}$:  $6$
magma: Order(Centralizer(SymmetricGroup(n), G));
 
Generators:  (1,14,17,12)(2,13,18,11)(3,24,8,10)(4,23,7,9)(5,25)(6,26)(15,30,19,21)(16,29,20,22)(27,28), (1,9,13,3,5)(2,10,14,4,6)(7,22,25,15,18)(8,21,26,16,17)(11,28,23,20,30)(12,27,24,19,29)
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: $C_2$

Degree 3: None

Degree 5: $S_5$

Degree 6: None

Degree 10: $S_5$

Degree 15: $S_5$

Low degree siblings

5T5, 6T14, 10T12, 10T13, 12T74, 15T10, 20T30, 20T32, 20T35, 24T202, 30T22, 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 $1^{30}$ $1$ $1$ $0$ $()$
2A $2^{15}$ $10$ $2$ $15$ $( 1, 6)( 2, 5)( 3,22)( 4,21)( 7, 8)( 9,18)(10,17)(11,12)(13,29)(14,30)(15,28)(16,27)(19,20)(23,25)(24,26)$
2B $2^{12},1^{6}$ $15$ $2$ $12$ $( 1,21)( 2,22)( 3,23)( 4,24)( 5,30)( 6,29)( 7,27)( 8,28)(11,16)(12,15)(13,26)(14,25)$
3A $3^{10}$ $20$ $3$ $20$ $( 1,26,17)( 2,25,18)( 3,21,11)( 4,22,12)( 5, 9,23)( 6,10,24)( 7,14,29)( 8,13,30)(15,27,19)(16,28,20)$
4A $4^{6},2^{3}$ $30$ $4$ $21$ $( 1,25,21,14)( 2,26,22,13)( 3, 7,23,27)( 4, 8,24,28)( 5,12,30,15)( 6,11,29,16)( 9,10)(17,19)(18,20)$
5A $5^{6}$ $24$ $5$ $24$ $( 1,26, 8, 9,11)( 2,25, 7,10,12)( 3,16,28,30,17)( 4,15,27,29,18)( 5,13,20,21,23)( 6,14,19,22,24)$
6A $6^{5}$ $20$ $6$ $25$ $( 1,25,16, 6,23,27)( 2,26,15, 5,24,28)( 3,18,30,22, 9,14)( 4,17,29,21,10,13)( 7,11,19, 8,12,20)$

Malle's constant $a(G)$:     $1/12$

magma: ConjugacyClasses(G);
 

Group invariants

Order:  $120=2^{3} \cdot 3 \cdot 5$
magma: Order(G);
 
Cyclic:  no
magma: IsCyclic(G);
 
Abelian:  no
magma: IsAbelian(G);
 
Solvable:  no
magma: IsSolvable(G);
 
Nilpotency class:   not nilpotent
Label:  120.34
magma: IdentifyGroup(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

magma: CharacterTable(G);