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Magma
magma: G := TransitiveGroup(16, 5);
Group action invariants
Degree $n$: | $16$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $5$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $C_8\times C_2$ | ||
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: | (1,4,5,8,9,11,13,16)(2,3,6,7,10,12,14,15), (1,15,13,12,9,7,5,3)(2,16,14,11,10,8,6,4) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ x 3 $4$: $C_4$ x 2, $C_2^2$ $8$: $C_8$ x 2, $C_4\times C_2$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$ x 3
Degree 8: $C_8$ x 2, $C_4\times C_2$
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 $ | $1$ | $2$ | $( 1, 2)( 3, 4)( 5, 6)( 7, 8)( 9,10)(11,12)(13,14)(15,16)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1, 3, 5, 7, 9,12,13,15)( 2, 4, 6, 8,10,11,14,16)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1, 4, 5, 8, 9,11,13,16)( 2, 3, 6, 7,10,12,14,15)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1, 5, 9,13)( 2, 6,10,14)( 3, 7,12,15)( 4, 8,11,16)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1, 6, 9,14)( 2, 5,10,13)( 3, 8,12,16)( 4, 7,11,15)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1, 7,13, 3, 9,15, 5,12)( 2, 8,14, 4,10,16, 6,11)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1, 8,13, 4, 9,16, 5,11)( 2, 7,14, 3,10,15, 6,12)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 9)( 2,10)( 3,12)( 4,11)( 5,13)( 6,14)( 7,15)( 8,16)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1,10)( 2, 9)( 3,11)( 4,12)( 5,14)( 6,13)( 7,16)( 8,15)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1,11, 5,16, 9, 4,13, 8)( 2,12, 6,15,10, 3,14, 7)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1,12, 5,15, 9, 3,13, 7)( 2,11, 6,16,10, 4,14, 8)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1,13, 9, 5)( 2,14,10, 6)( 3,15,12, 7)( 4,16,11, 8)$ |
$ 4, 4, 4, 4 $ | $1$ | $4$ | $( 1,14, 9, 6)( 2,13,10, 5)( 3,16,12, 8)( 4,15,11, 7)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1,15,13,12, 9, 7, 5, 3)( 2,16,14,11,10, 8, 6, 4)$ |
$ 8, 8 $ | $1$ | $8$ | $( 1,16,13,11, 9, 8, 5, 4)( 2,15,14,12,10, 7, 6, 3)$ |
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: | 16.5 | 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 8a 8b 4a 4b 8c 8d 2b 2c 8e 8f 4c 4d 8g 8h 2P 1a 1a 4a 4a 2b 2b 4c 4c 1a 1a 4a 4a 2b 2b 4c 4c 3P 1a 2a 8c 8d 4c 4d 8a 8b 2b 2c 8h 8g 4a 4b 8f 8e 5P 1a 2a 8f 8e 4a 4b 8g 8h 2b 2c 8b 8a 4c 4d 8c 8d 7P 1a 2a 8g 8h 4c 4d 8f 8e 2b 2c 8d 8c 4a 4b 8a 8b 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 A -A -1 1 -A A 1 -1 -A A -1 1 -A A X.6 1 -1 -A A -1 1 A -A 1 -1 A -A -1 1 A -A X.7 1 -1 B -B -A A -/B /B -1 1 B -B A -A /B -/B X.8 1 -1 -/B /B A -A B -B -1 1 -/B /B -A A -B B X.9 1 -1 /B -/B A -A -B B -1 1 /B -/B -A A B -B X.10 1 -1 -B B -A A /B -/B -1 1 -B B A -A -/B /B 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 B B -A -A -/B -/B -1 -1 -B -B A A /B /B X.14 1 1 -/B -/B A A B B -1 -1 /B /B -A -A -B -B X.15 1 1 /B /B A A -B -B -1 -1 -/B -/B -A -A B B X.16 1 1 -B -B -A -A /B /B -1 -1 B B A A -/B -/B A = -E(4) = -Sqrt(-1) = -i B = -E(8) |
magma: CharacterTable(G);