Show commands:
Magma
magma: G := TransitiveGroup(38, 8);
Group action invariants
Degree $n$: | $38$ | magma: t, n := TransitiveGroupIdentification(G); n;
| |
Transitive number $t$: | $8$ | magma: t, n := TransitiveGroupIdentification(G); t;
| |
Group: | $F_{19}$ | ||
Parity: | $-1$ | magma: IsEven(G);
| |
Primitive: | no | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
|
$\card{\Aut(F/K)}$: | $2$ | magma: Order(Centralizer(SymmetricGroup(n), G));
| |
Generators: | (1,22,31,18,29,36,19,12,8,5,24,14,27,16,9,26,34,37)(2,21,32,17,30,35,20,11,7,6,23,13,28,15,10,25,33,38)(3,4), (1,35,9,11,6,24,8,17,25)(2,36,10,12,5,23,7,18,26)(3,29,27,34,15,31,21,13,38)(4,30,28,33,16,32,22,14,37) | magma: Generators(G);
|
Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ $3$: $C_3$ $6$: $C_6$ $9$: $C_9$ $18$: $C_{18}$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$
Degree 19: $F_{19}$
Low degree siblings
19T6Siblings 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ | $1$ | $1$ | $()$ |
$ 9, 9, 9, 9, 1, 1 $ | $19$ | $9$ | $( 3, 9,34,15,19,35,24,13,11)( 4,10,33,16,20,36,23,14,12)( 5,18,28,30,37,32, 7, 26,22)( 6,17,27,29,38,31, 8,25,21)$ |
$ 9, 9, 9, 9, 1, 1 $ | $19$ | $9$ | $( 3,11,13,24,35,19,15,34, 9)( 4,12,14,23,36,20,16,33,10)( 5,22,26, 7,32,37,30, 28,18)( 6,21,25, 8,31,38,29,27,17)$ |
$ 9, 9, 9, 9, 1, 1 $ | $19$ | $9$ | $( 3,13,35,15, 9,11,24,19,34)( 4,14,36,16,10,12,23,20,33)( 5,26,32,30,18,22, 7, 37,28)( 6,25,31,29,17,21, 8,38,27)$ |
$ 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1 $ | $19$ | $3$ | $( 3,15,24)( 4,16,23)( 5,30, 7)( 6,29, 8)( 9,19,13)(10,20,14)(11,34,35) (12,33,36)(17,38,25)(18,37,26)(21,27,31)(22,28,32)$ |
$ 9, 9, 9, 9, 1, 1 $ | $19$ | $9$ | $( 3,19,11,15,13,34,24, 9,35)( 4,20,12,16,14,33,23,10,36)( 5,37,22,30,26,28, 7, 18,32)( 6,38,21,29,25,27, 8,17,31)$ |
$ 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1 $ | $19$ | $3$ | $( 3,24,15)( 4,23,16)( 5, 7,30)( 6, 8,29)( 9,13,19)(10,14,20)(11,35,34) (12,36,33)(17,25,38)(18,26,37)(21,31,27)(22,32,28)$ |
$ 9, 9, 9, 9, 1, 1 $ | $19$ | $9$ | $( 3,34,19,24,11, 9,15,35,13)( 4,33,20,23,12,10,16,36,14)( 5,28,37, 7,22,18,30, 32,26)( 6,27,38, 8,21,17,29,31,25)$ |
$ 9, 9, 9, 9, 1, 1 $ | $19$ | $9$ | $( 3,35, 9,24,34,13,15,11,19)( 4,36,10,23,33,14,16,12,20)( 5,32,18, 7,28,26,30, 22,37)( 6,31,17, 8,27,25,29,21,38)$ |
$ 18, 18, 2 $ | $19$ | $18$ | $( 1, 2)( 3, 5, 9,18,34,28,15,30,19,37,35,32,24, 7,13,26,11,22)( 4, 6,10,17,33, 27,16,29,20,38,36,31,23, 8,14,25,12,21)$ |
$ 18, 18, 2 $ | $19$ | $18$ | $( 1, 2)( 3, 7,19,18,11,32,15, 5,13,37,34,22,24,30, 9,26,35,28)( 4, 8,20,17,12, 31,16, 6,14,38,33,21,23,29,10,25,36,27)$ |
$ 6, 6, 6, 6, 6, 6, 2 $ | $19$ | $6$ | $( 1, 2)( 3,18,15,37,24,26)( 4,17,16,38,23,25)( 5,34,30,35, 7,11) ( 6,33,29,36, 8,12)( 9,28,19,32,13,22)(10,27,20,31,14,21)$ |
$ 18, 18, 2 $ | $19$ | $18$ | $( 1, 2)( 3,22,11,26,13, 7,24,32,35,37,19,30,15,28,34,18, 9, 5)( 4,21,12,25,14, 8,23,31,36,38,20,29,16,27,33,17,10, 6)$ |
$ 6, 6, 6, 6, 6, 6, 2 $ | $19$ | $6$ | $( 1, 2)( 3,26,24,37,15,18)( 4,25,23,38,16,17)( 5,11, 7,35,30,34) ( 6,12, 8,36,29,33)( 9,22,13,32,19,28)(10,21,14,31,20,27)$ |
$ 18, 18, 2 $ | $19$ | $18$ | $( 1, 2)( 3,28,35,26, 9,30,24,22,34,37,13, 5,15,32,11,18,19, 7)( 4,27,36,25,10, 29,23,21,33,38,14, 6,16,31,12,17,20, 8)$ |
$ 18, 18, 2 $ | $19$ | $18$ | $( 1, 2)( 3,30,13,18,35,22,15, 7, 9,37,11,28,24, 5,19,26,34,32)( 4,29,14,17,36, 21,16, 8,10,38,12,27,23, 6,20,25,33,31)$ |
$ 18, 18, 2 $ | $19$ | $18$ | $( 1, 2)( 3,32,34,26,19, 5,24,28,11,37, 9, 7,15,22,35,18,13,30)( 4,31,33,25,20, 6,23,27,12,38,10, 8,16,21,36,17,14,29)$ |
$ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 $ | $19$ | $2$ | $( 1, 2)( 3,37)( 4,38)( 5,35)( 6,36)( 7,34)( 8,33)( 9,32)(10,31)(11,30)(12,29) (13,28)(14,27)(15,26)(16,25)(17,23)(18,24)(19,22)(20,21)$ |
$ 19, 19 $ | $18$ | $19$ | $( 1, 3, 6, 8, 9,11,13,15,17,19,21,24,25,27,29,31,34,35,38)( 2, 4, 5, 7,10,12, 14,16,18,20,22,23,26,28,30,32,33,36,37)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $342=2 \cdot 3^{2} \cdot 19$ | magma: Order(G);
| |
Cyclic: | no | magma: IsCyclic(G);
| |
Abelian: | no | magma: IsAbelian(G);
| |
Solvable: | yes | magma: IsSolvable(G);
| |
Nilpotency class: | not nilpotent | ||
Label: | 342.7 | magma: IdentifyGroup(G);
|
Character table: |
2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 . 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 . 19 1 . . . . . . . . . . . . . . . . . 1 1a 9a 9b 9c 3a 9d 3b 9e 9f 18a 18b 6a 18c 6b 18d 18e 18f 2a 19a 2P 1a 9e 9c 9f 3b 9b 3a 9d 9a 9a 9d 3a 9b 3b 9f 9c 9e 1a 19a 3P 1a 3a 3b 3a 1a 3a 1a 3b 3b 6a 6a 2a 6b 2a 6b 6a 6b 2a 19a 5P 1a 9f 9d 9b 3b 9e 3a 9a 9c 18d 18f 6b 18b 6a 18e 18c 18a 2a 19a 7P 1a 9c 9e 9d 3a 9a 3b 9f 9b 18e 18a 6a 18f 6b 18c 18b 18d 2a 19a 11P 1a 9e 9c 9f 3b 9b 3a 9d 9a 18f 18c 6b 18e 6a 18a 18d 18b 2a 19a 13P 1a 9d 9f 9a 3a 9c 3b 9b 9e 18b 18e 6a 18d 6b 18f 18a 18c 2a 19a 17P 1a 9b 9a 9e 3b 9f 3a 9c 9d 18c 18d 6b 18a 6a 18b 18f 18e 2a 19a 19P 1a 9a 9b 9c 3a 9d 3b 9e 9f 18a 18b 6a 18c 6b 18d 18e 18f 2a 1a X.1 1 1 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 -1 -1 1 X.3 1 A /A A 1 A 1 /A /A -/A -/A -1 -A -1 -A -/A -A -1 1 X.4 1 /A A /A 1 /A 1 A A -A -A -1 -/A -1 -/A -A -/A -1 1 X.5 1 A /A A 1 A 1 /A /A /A /A 1 A 1 A /A A 1 1 X.6 1 /A A /A 1 /A 1 A A A A 1 /A 1 /A A /A 1 1 X.7 1 B /B /C A D /A C /D -/D -C -/A -D -A -/C -/B -B -1 1 X.8 1 /B B C /A /D A /C D -D -/C -A -/D -/A -C -B -/B -1 1 X.9 1 C /C /D /A /B A D B -B -D -A -/B -/A -/D -/C -C -1 1 X.10 1 D /D B A /C /A /B C -C -/B -/A -/C -A -B -/D -D -1 1 X.11 1 /D D /B /A C A B /C -/C -B -A -C -/A -/B -D -/D -1 1 X.12 1 /C C D A B /A /D /B -/B -/D -/A -B -A -D -C -/C -1 1 X.13 1 B /B /C A D /A C /D /D C /A D A /C /B B 1 1 X.14 1 /B B C /A /D A /C D D /C A /D /A C B /B 1 1 X.15 1 C /C /D /A /B A D B B D A /B /A /D /C C 1 1 X.16 1 D /D B A /C /A /B C C /B /A /C A B /D D 1 1 X.17 1 /D D /B /A C A B /C /C B A C /A /B D /D 1 1 X.18 1 /C C D A B /A /D /B /B /D /A B A D C /C 1 1 X.19 18 . . . . . . . . . . . . . . . . . -1 A = E(3)^2 = (-1-Sqrt(-3))/2 = -1-b3 B = -E(9)^2-E(9)^5 C = E(9)^7 D = E(9)^5 |
magma: CharacterTable(G);