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Magma
magma: G := TransitiveGroup(13, 4);
Group action invariants
Degree $n$: | $13$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $4$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $C_{13}:C_4$ | ||
CHM label: | $F_{52}(13)=13:4$ | ||
Parity: | $-1$ | magma: IsEven(G);
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Primitive: | yes | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
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$\card{\Aut(F/K)}$: | $1$ | magma: Order(Centralizer(SymmetricGroup(n), G));
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Generators: | (1,2,3,4,5,6,7,8,9,10,11,12,13), (1,5,12,8)(2,10,11,3)(4,7,9,6) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ $4$: $C_4$ Resolvents shown for degrees $\leq 47$
Subfields
Prime degree - none
Low degree siblings
26T4Siblings are shown with degree $\leq 47$
A number field with this Galois group has no arithmetically equivalent fields.
Conjugacy classes
Label | Cycle Type | Size | Order | Representative |
$ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ | $1$ | $1$ | $()$ | |
$ 4, 4, 4, 1 $ | $13$ | $4$ | $( 2, 6,13, 9)( 3,11,12, 4)( 5, 8,10, 7)$ | |
$ 4, 4, 4, 1 $ | $13$ | $4$ | $( 2, 9,13, 6)( 3, 4,12,11)( 5, 7,10, 8)$ | |
$ 2, 2, 2, 2, 2, 2, 1 $ | $13$ | $2$ | $( 2,13)( 3,12)( 4,11)( 5,10)( 6, 9)( 7, 8)$ | |
$ 13 $ | $4$ | $13$ | $( 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13)$ | |
$ 13 $ | $4$ | $13$ | $( 1, 3, 5, 7, 9,11,13, 2, 4, 6, 8,10,12)$ | |
$ 13 $ | $4$ | $13$ | $( 1, 5, 9,13, 4, 8,12, 3, 7,11, 2, 6,10)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $52=2^{2} \cdot 13$ | magma: Order(G);
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Cyclic: | no | magma: IsCyclic(G);
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Abelian: | no | magma: IsAbelian(G);
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Solvable: | yes | magma: IsSolvable(G);
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Nilpotency class: | not nilpotent | ||
Label: | 52.3 | magma: IdentifyGroup(G);
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Character table: |
1A | 2A | 4A1 | 4A-1 | 13A1 | 13A2 | 13A4 | ||
Size | 1 | 13 | 13 | 13 | 4 | 4 | 4 | |
2 P | 1A | 1A | 2A | 2A | 13A2 | 13A4 | 13A1 | |
13 P | 1A | 2A | 4A-1 | 4A1 | 13A2 | 13A4 | 13A1 | |
Type | ||||||||
52.3.1a | R | |||||||
52.3.1b | R | |||||||
52.3.1c1 | C | |||||||
52.3.1c2 | C | |||||||
52.3.4a1 | R | |||||||
52.3.4a2 | R | |||||||
52.3.4a3 | R |
magma: CharacterTable(G);