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Magma
magma: G := TransitiveGroup(16, 2);
Group action invariants
Degree $n$: | $16$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $2$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $C_4\times C_2^2$ | ||
Parity: | $1$ | magma: IsEven(G);
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Primitive: | no | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
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$\card{\Aut(F/K)}$: | $16$ | magma: Order(Centralizer(SymmetricGroup(n), G));
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Generators: | (1,9)(2,10)(3,11)(4,12)(5,14)(6,13)(7,16)(8,15), (1,5)(2,6)(3,16)(4,15)(7,11)(8,12)(9,14)(10,13), (1,8,6,11)(2,7,5,12)(3,9,15,13)(4,10,16,14) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ x 7 $4$: $C_4$ x 4, $C_2^2$ x 7 $8$: $C_4\times C_2$ x 6, $C_2^3$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$ x 7
Degree 4: $C_4$ x 4, $C_2^2$ x 7
Degree 8: $C_4\times C_2$ x 6, $C_2^3$
Low degree siblings
There are no siblings 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 $ | $1$ | $1$ | $()$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 2)( 3, 4)( 5, 6)( 7, 8)( 9,10)(11,12)(13,14)(15,16)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1, 3, 6,15)( 2, 4, 5,16)( 7,10,12,14)( 8, 9,11,13)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1, 4, 6,16)( 2, 3, 5,15)( 7, 9,12,13)( 8,10,11,14)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 5)( 2, 6)( 3,16)( 4,15)( 7,11)( 8,12)( 9,14)(10,13)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 6)( 2, 5)( 3,15)( 4,16)( 7,12)( 8,11)( 9,13)(10,14)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1, 7, 6,12)( 2, 8, 5,11)( 3,10,15,14)( 4, 9,16,13)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1, 8, 6,11)( 2, 7, 5,12)( 3, 9,15,13)( 4,10,16,14)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 9)( 2,10)( 3,11)( 4,12)( 5,14)( 6,13)( 7,16)( 8,15)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1,10)( 2, 9)( 3,12)( 4,11)( 5,13)( 6,14)( 7,15)( 8,16)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1,11, 6, 8)( 2,12, 5, 7)( 3,13,15, 9)( 4,14,16,10)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1,12, 6, 7)( 2,11, 5, 8)( 3,14,15,10)( 4,13,16, 9)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1,13)( 2,14)( 3, 8)( 4, 7)( 5,10)( 6, 9)(11,15)(12,16)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1,14)( 2,13)( 3, 7)( 4, 8)( 5, 9)( 6,10)(11,16)(12,15)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1,15, 6, 3)( 2,16, 5, 4)( 7,14,12,10)( 8,13,11, 9)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1,16, 6, 4)( 2,15, 5, 3)( 7,13,12, 9)( 8,14,11,10)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $16=2^{4}$ | magma: Order(G);
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Cyclic: | no | magma: IsCyclic(G);
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Abelian: | yes | magma: IsAbelian(G);
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Solvable: | yes | magma: IsSolvable(G);
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Nilpotency class: | $1$ | ||
Label: | 16.10 | magma: IdentifyGroup(G);
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Character table: |
2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 1a 2a 4a 4b 2b 2c 4c 4d 2d 2e 4e 4f 2f 2g 4g 4h 2P 1a 1a 2c 2c 1a 1a 2c 2c 1a 1a 2c 2c 1a 1a 2c 2c 3P 1a 2a 4g 4h 2b 2c 4f 4e 2d 2e 4d 4c 2f 2g 4a 4b X.1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 X.2 1 -1 -1 1 -1 1 -1 1 -1 1 1 -1 -1 1 -1 1 X.3 1 -1 -1 1 -1 1 1 -1 1 -1 -1 1 1 -1 -1 1 X.4 1 -1 1 -1 -1 1 -1 1 1 -1 1 -1 1 -1 1 -1 X.5 1 -1 1 -1 -1 1 1 -1 -1 1 -1 1 -1 1 1 -1 X.6 1 1 -1 -1 1 1 -1 -1 1 1 -1 -1 1 1 -1 -1 X.7 1 1 -1 -1 1 1 1 1 -1 -1 1 1 -1 -1 -1 -1 X.8 1 1 1 1 1 1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 X.9 1 -1 A -A 1 -1 A -A 1 -1 A -A -1 1 -A A X.10 1 -1 -A A 1 -1 -A A 1 -1 -A A -1 1 A -A X.11 1 -1 A -A 1 -1 -A A -1 1 -A A 1 -1 -A A X.12 1 -1 -A A 1 -1 A -A -1 1 A -A 1 -1 A -A X.13 1 1 A A -1 -1 A A -1 -1 -A -A 1 1 -A -A X.14 1 1 -A -A -1 -1 -A -A -1 -1 A A 1 1 A A X.15 1 1 A A -1 -1 -A -A 1 1 A A -1 -1 -A -A X.16 1 1 -A -A -1 -1 A A 1 1 -A -A -1 -1 A A A = -E(4) = -Sqrt(-1) = -i |
magma: CharacterTable(G);