Properties

Label 20T230
Order \(1920\)
n \(20\)
Cyclic No
Abelian No
Solvable No
Primitive No
$p$-group No

Related objects

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Group action invariants

Degree $n$ :  $20$
Transitive number $t$ :  $230$
Parity:  $1$
Primitive:  No
Nilpotency class:  $-1$ (not nilpotent)
Generators:  (1,9,7,5,14)(2,10,8,6,13)(3,12,20,18,16)(4,11,19,17,15), (1,10,14,11,20,4)(2,9,13,12,19,3)(5,15)(6,16)(7,17)(8,18)
$|\Aut(F/K)|$:  $4$

Low degree resolvents

|G/N|Galois groups for stem field(s)
2:  $C_2$
60:  $A_5$
120:  $A_5\times C_2$
960:  $C_2^4 : A_5$

Resolvents shown for degrees $\leq 47$

Subfields

Degree 2: $C_2$

Degree 4: None

Degree 5: $A_5$

Degree 10: $A_5\times C_2$, $C_2^4 : A_5$, $C_2 \wr A_5$

Low degree siblings

10T36, 20T224, 20T225, 30T344, 30T354, 32T97741, 40T1576, 40T1578, 40T1585, 40T1586, 40T1597, 40T1598, 40T1644

Siblings are shown with degree $\leq 47$

A number field with this Galois group has no arithmetically equivalent fields.

Conjugacy Classes

Cycle TypeSizeOrderRepresentative
$ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ $1$ $1$ $()$
$ 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ $10$ $2$ $( 7,18)( 8,17)( 9,20)(10,19)$
$ 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1 $ $5$ $2$ $( 3,14)( 4,13)( 5,16)( 6,15)( 7,18)( 8,17)( 9,20)(10,19)$
$ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 $ $10$ $2$ $( 1,11)( 2,12)( 3, 4)( 5,15)( 6,16)( 7, 8)( 9,19)(10,20)(13,14)(17,18)$
$ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 $ $5$ $2$ $( 1,11)( 2,12)( 3, 4)( 5, 6)( 7, 8)( 9,10)(13,14)(15,16)(17,18)(19,20)$
$ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 $ $1$ $2$ $( 1,11)( 2,12)( 3,13)( 4,14)( 5,15)( 6,16)( 7,17)( 8,18)( 9,19)(10,20)$
$ 4, 4, 2, 2, 2, 2, 2, 2 $ $120$ $4$ $( 1,20,12, 9)( 2,19,11,10)( 3, 7)( 4, 8)( 5,16)( 6,15)(13,17)(14,18)$
$ 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1 $ $60$ $2$ $( 1, 9)( 2,10)( 3, 7)( 4, 8)(11,19)(12,20)(13,17)(14,18)$
$ 4, 4, 4, 4, 1, 1, 1, 1 $ $60$ $4$ $( 1,20,12, 9)( 2,19,11,10)( 3,18,14, 7)( 4,17,13, 8)$
$ 4, 4, 2, 2, 2, 2, 2, 2 $ $120$ $4$ $( 1,10,12,19)( 2, 9,11,20)( 3, 8)( 4, 7)( 5, 6)(13,18)(14,17)(15,16)$
$ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 $ $60$ $2$ $( 1,19)( 2,20)( 3, 8)( 4, 7)( 5,15)( 6,16)( 9,11)(10,12)(13,18)(14,17)$
$ 4, 4, 4, 4, 2, 2 $ $60$ $4$ $( 1,10,12,19)( 2, 9,11,20)( 3,17,14, 8)( 4,18,13, 7)( 5,15)( 6,16)$
$ 3, 3, 3, 3, 2, 2, 2, 2 $ $80$ $6$ $( 1, 9, 7)( 2,10, 8)( 3,14)( 4,13)( 5,16)( 6,15)(11,19,17)(12,20,18)$
$ 6, 6, 2, 2, 1, 1, 1, 1 $ $80$ $6$ $( 1,20,18,12, 9, 7)( 2,19,17,11,10, 8)( 3,14)( 4,13)$
$ 6, 6, 2, 2, 1, 1, 1, 1 $ $80$ $6$ $( 1,20,18,12, 9, 7)( 2,19,17,11,10, 8)( 5,16)( 6,15)$
$ 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1 $ $80$ $3$ $( 1, 9, 7)( 2,10, 8)(11,19,17)(12,20,18)$
$ 6, 6, 2, 2, 2, 2 $ $80$ $6$ $( 1,19,18, 2,20,17)( 3,13)( 4,14)( 5, 6)( 7,11, 9, 8,12,10)(15,16)$
$ 6, 6, 2, 2, 2, 2 $ $80$ $6$ $( 1,10, 7,11,20,17)( 2, 9, 8,12,19,18)( 3,13)( 4,14)( 5,15)( 6,16)$
$ 6, 6, 2, 2, 2, 2 $ $80$ $6$ $( 1,10, 7,11,20,17)( 2, 9, 8,12,19,18)( 3, 4)( 5, 6)(13,14)(15,16)$
$ 6, 6, 2, 2, 2, 2 $ $80$ $6$ $( 1,19,18, 2,20,17)( 3, 4)( 5,15)( 6,16)( 7,11, 9, 8,12,10)(13,14)$
$ 10, 10 $ $192$ $10$ $( 1,19, 7, 4, 5,11, 9,17,14,15)( 2,20, 8, 3, 6,12,10,18,13,16)$
$ 5, 5, 5, 5 $ $192$ $5$ $( 1, 9,18,14, 5)( 2,10,17,13, 6)( 3,16,12,20, 7)( 4,15,11,19, 8)$
$ 5, 5, 5, 5 $ $192$ $5$ $( 1, 9, 7,16, 3)( 2,10, 8,15, 4)( 5,14,12,20,18)( 6,13,11,19,17)$
$ 10, 10 $ $192$ $10$ $( 1,19,18,15, 3,11, 9, 8, 5,13)( 2,20,17,16, 4,12,10, 7, 6,14)$

Group invariants

Order:  $1920=2^{7} \cdot 3 \cdot 5$
Cyclic:  No
Abelian:  No
Solvable:  No
GAP id:  Data not available
Character table: Data not available.