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Magma
magma: G := TransitiveGroup(26, 6);
Group action invariants
Degree $n$: | $26$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $6$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $C_{13}:C_6$ | ||
Parity: | $-1$ | magma: IsEven(G);
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Primitive: | no | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
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$\card{\Aut(F/K)}$: | $2$ | magma: Order(Centralizer(SymmetricGroup(n), G));
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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);
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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, 39T6Siblings 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, 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);
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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: | 78.1 | magma: IdentifyGroup(G);
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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 | ||||||||
78.1.1b | R | ||||||||
78.1.1c1 | C | ||||||||
78.1.1c2 | C | ||||||||
78.1.1d1 | C | ||||||||
78.1.1d2 | C | ||||||||
78.1.6a1 | R | ||||||||
78.1.6a2 | R |
magma: CharacterTable(G);