Group invariants
| Abstract group: | $D_5\times C_5$ |
| |
| Order: | $50=2 \cdot 5^{2}$ |
| |
| Cyclic: | no |
| |
| Abelian: | no |
| |
| Solvable: | yes |
| |
| Nilpotency class: | not nilpotent |
|
Group action invariants
| Degree $n$: | $10$ |
| |
| Transitive number $t$: | $6$ |
| |
| CHM label: | $[5^{2}]2$ | ||
| Parity: | $-1$ |
| |
| Transitivity: | 1 | ||
| Primitive: | no |
| |
| $\card{\Aut(F/K)}$: | $5$ |
| |
| Generators: | $(2,4,6,8,10)$, $(1,6)(2,7)(3,8)(4,9)(5,10)$ |
|
Low degree resolvents
$\card{(G/N)}$ Galois groups for stem field(s) $2$: $C_2$ $5$: $C_5$ $10$: $D_{5}$, $C_{10}$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$
Degree 5: None
Low degree siblings
10T6, 25T3Siblings are shown with degree $\leq 47$
A number field with this Galois group has no arithmetically equivalent fields.
Conjugacy classes
| Label | Cycle Type | Size | Order | Index | Representative |
| 1A | $1^{10}$ | $1$ | $1$ | $0$ | $()$ |
| 2A | $2^{5}$ | $5$ | $2$ | $5$ | $( 1, 6)( 2, 7)( 3, 8)( 4, 9)( 5,10)$ |
| 5A1 | $5^{2}$ | $1$ | $5$ | $8$ | $( 1, 7, 3, 9, 5)( 2, 8, 4,10, 6)$ |
| 5A-1 | $5^{2}$ | $1$ | $5$ | $8$ | $( 1, 5, 9, 3, 7)( 2, 6,10, 4, 8)$ |
| 5A2 | $5^{2}$ | $1$ | $5$ | $8$ | $( 1, 3, 5, 7, 9)( 2, 4, 6, 8,10)$ |
| 5A-2 | $5^{2}$ | $1$ | $5$ | $8$ | $( 1, 9, 7, 5, 3)( 2,10, 8, 6, 4)$ |
| 5B1 | $5^{2}$ | $2$ | $5$ | $8$ | $( 1, 3, 5, 7, 9)( 2,10, 8, 6, 4)$ |
| 5B2 | $5^{2}$ | $2$ | $5$ | $8$ | $( 1, 5, 9, 3, 7)( 2, 8, 4,10, 6)$ |
| 5C1 | $5^{2}$ | $2$ | $5$ | $8$ | $( 1, 9, 7, 5, 3)( 2, 6,10, 4, 8)$ |
| 5C-1 | $5^{2}$ | $2$ | $5$ | $8$ | $( 1, 7, 3, 9, 5)( 2, 4, 6, 8,10)$ |
| 5C2 | $5^{2}$ | $2$ | $5$ | $8$ | $( 1, 7, 3, 9, 5)( 2,10, 8, 6, 4)$ |
| 5C-2 | $5^{2}$ | $2$ | $5$ | $8$ | $( 1, 3, 5, 7, 9)( 2, 6,10, 4, 8)$ |
| 5D1 | $5,1^{5}$ | $2$ | $5$ | $4$ | $( 2, 4, 6, 8,10)$ |
| 5D-1 | $5,1^{5}$ | $2$ | $5$ | $4$ | $(1,9,7,5,3)$ |
| 5D2 | $5,1^{5}$ | $2$ | $5$ | $4$ | $(1,5,9,3,7)$ |
| 5D-2 | $5,1^{5}$ | $2$ | $5$ | $4$ | $( 2, 8, 4,10, 6)$ |
| 10A1 | $10$ | $5$ | $10$ | $9$ | $( 1, 4, 7,10, 3, 6, 9, 2, 5, 8)$ |
| 10A-1 | $10$ | $5$ | $10$ | $9$ | $( 1, 8, 5, 2, 9, 6, 3,10, 7, 4)$ |
| 10A3 | $10$ | $5$ | $10$ | $9$ | $( 1,10, 9, 8, 7, 6, 5, 4, 3, 2)$ |
| 10A-3 | $10$ | $5$ | $10$ | $9$ | $( 1, 2, 3, 4, 5, 6, 7, 8, 9,10)$ |
Malle's constant $a(G)$: $1/4$
Character table
| 1A | 2A | 5A1 | 5A-1 | 5A2 | 5A-2 | 5B1 | 5B2 | 5C1 | 5C-1 | 5C2 | 5C-2 | 5D1 | 5D-1 | 5D2 | 5D-2 | 10A1 | 10A-1 | 10A3 | 10A-3 | ||
| Size | 1 | 5 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | |
| 2 P | 1A | 1A | 5A2 | 5A-2 | 5A-1 | 5A1 | 5B2 | 5B1 | 5C2 | 5C-2 | 5C-1 | 5C1 | 5D2 | 5D-2 | 5D-1 | 5D1 | 5A1 | 5A-1 | 5A-2 | 5A2 | |
| 5 P | 1A | 2A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 1A | 2A | 2A | 2A | 2A | |
| Type | |||||||||||||||||||||
| 50.3.1a | R | ||||||||||||||||||||
| 50.3.1b | R | ||||||||||||||||||||
| 50.3.1c1 | C | ||||||||||||||||||||
| 50.3.1c2 | C | ||||||||||||||||||||
| 50.3.1c3 | C | ||||||||||||||||||||
| 50.3.1c4 | C | ||||||||||||||||||||
| 50.3.1d1 | C | ||||||||||||||||||||
| 50.3.1d2 | C | ||||||||||||||||||||
| 50.3.1d3 | C | ||||||||||||||||||||
| 50.3.1d4 | C | ||||||||||||||||||||
| 50.3.2a1 | R | ||||||||||||||||||||
| 50.3.2a2 | R | ||||||||||||||||||||
| 50.3.2b1 | C | ||||||||||||||||||||
| 50.3.2b2 | C | ||||||||||||||||||||
| 50.3.2b3 | C | ||||||||||||||||||||
| 50.3.2b4 | C | ||||||||||||||||||||
| 50.3.2c1 | C | ||||||||||||||||||||
| 50.3.2c2 | C | ||||||||||||||||||||
| 50.3.2c3 | C | ||||||||||||||||||||
| 50.3.2c4 | C |
Regular extensions
| $f_{ 1 } =$ |
$x^{10} + \left(2 t + 2\right) x^{9} + \left(t^{2} + 6 t + 1\right) x^{8} + \left(6 t^{2} + 4 t - 2\right) x^{7} + \left(2 t^{3} + 6 t^{2} + 8\right) x^{6} + \left(4 t^{3} + 2 t^{2} + 4 t\right) x^{5} + \left(t^{4} + t^{3} + 14 t + 7\right) x^{4} + \left(8 t^{2} - 2 t - 10\right) x^{3} + \left(t^{3} - t^{2} - t + 13\right) x^{2} + \left(2 t - 2\right) x + 1$
|