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Magma
magma: G := TransitiveGroup(18, 11);
Group action invariants
Degree $n$: | $18$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $11$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $S_3^2$ | ||
Parity: | $-1$ | magma: IsEven(G);
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Primitive: | no | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
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$\card{\Aut(F/K)}$: | $6$ | magma: Order(Centralizer(SymmetricGroup(n), G));
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Generators: | (1,11,8,17,13,6)(2,12,7,18,14,5)(3,15,10)(4,16,9), (1,4)(2,3)(5,11)(6,12)(7,15)(8,16)(9,13)(10,14)(17,18), (1,15,6)(2,16,5)(3,11,8)(4,12,7)(9,18,14)(10,17,13) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ x 3 $4$: $C_2^2$ $6$: $S_3$ x 2 $12$: $D_{6}$ x 2 Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$
Degree 3: $S_3$ x 2
Degree 9: $S_3^2$
Low degree siblings
6T9, 9T8, 12T16, 18T9, 18T11, 36T13Siblings are shown with degree $\leq 47$
A number field with this Galois group has no arithmetically equivalent fields.
Conjugacy classes
Cycle Type | Size | Order | Representative |
$ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ | $1$ | $1$ | $()$ |
$ 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1 $ | $3$ | $2$ | $( 3,17)( 4,18)( 5, 9)( 6,10)(11,15)(12,16)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2, 2 $ | $3$ | $2$ | $( 1, 2)( 3, 4)( 5,11)( 6,12)( 7,13)( 8,14)( 9,15)(10,16)(17,18)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2, 2 $ | $9$ | $2$ | $( 1, 2)( 3,18)( 4,17)( 5,15)( 6,16)( 7,13)( 8,14)( 9,11)(10,12)$ |
$ 3, 3, 3, 3, 3, 3 $ | $2$ | $3$ | $( 1, 3,17)( 2, 4,18)( 5, 7, 9)( 6, 8,10)(11,13,15)(12,14,16)$ |
$ 6, 6, 6 $ | $6$ | $6$ | $( 1, 4,17, 2, 3,18)( 5,13, 9,11, 7,15)( 6,14,10,12, 8,16)$ |
$ 3, 3, 3, 3, 3, 3 $ | $4$ | $3$ | $( 1, 6,15)( 2, 5,16)( 3, 8,11)( 4, 7,12)( 9,14,18)(10,13,17)$ |
$ 6, 6, 3, 3 $ | $6$ | $6$ | $( 1, 6,13,17, 8,11)( 2, 5,14,18, 7,12)( 3,10,15)( 4, 9,16)$ |
$ 3, 3, 3, 3, 3, 3 $ | $2$ | $3$ | $( 1, 8,13)( 2, 7,14)( 3,10,15)( 4, 9,16)( 5,12,18)( 6,11,17)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $36=2^{2} \cdot 3^{2}$ | 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: | 36.10 | magma: IdentifyGroup(G);
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Character table: |
2 2 2 2 2 1 1 . 1 1 3 2 1 1 . 2 1 2 1 2 1a 2a 2b 2c 3a 6a 3b 6b 3c 2P 1a 1a 1a 1a 3a 3a 3b 3c 3c 3P 1a 2a 2b 2c 1a 2b 1a 2a 1a 5P 1a 2a 2b 2c 3a 6a 3b 6b 3c X.1 1 1 1 1 1 1 1 1 1 X.2 1 -1 -1 1 1 -1 1 -1 1 X.3 1 -1 1 -1 1 1 1 -1 1 X.4 1 1 -1 -1 1 -1 1 1 1 X.5 2 -2 . . 2 . -1 1 -1 X.6 2 2 . . 2 . -1 -1 -1 X.7 2 . -2 . -1 1 -1 . 2 X.8 2 . 2 . -1 -1 -1 . 2 X.9 4 . . . -2 . 1 . -2 |
magma: CharacterTable(G);