Basic invariants
| Dimension: | $16$ |
| Group: | $S_6$ |
| Conductor: | \(126\!\cdots\!256\)\(\medspace = 2^{28} \cdot 19^{8} \cdot 479^{8} \) |
| Frobenius-Schur indicator: | $1$ |
| Root number: | $1$ |
| Artin stem field: | Galois closure of 6.4.582464.1 |
| Galois orbit size: | $1$ |
| Smallest permutation container: | 36T1252 |
| Parity: | even |
| Determinant: | 1.1.1t1.a.a |
| Projective image: | $S_6$ |
| Projective stem field: | Galois closure of 6.4.582464.1 |
Defining polynomial
| $f(x)$ | $=$ |
\( x^{6} - 2x^{5} - 2x^{3} + 5x^{2} - 1 \)
|
The roots of $f$ are computed in an extension of $\Q_{ 7 }$ to precision 5.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 7 }$:
\( x^{2} + 6x + 3 \)
Roots:
| $r_{ 1 }$ | $=$ |
\( a + 1 + \left(3 a + 4\right)\cdot 7 + \left(6 a + 4\right)\cdot 7^{2} + \left(3 a + 5\right)\cdot 7^{3} + \left(4 a + 5\right)\cdot 7^{4} +O(7^{5})\)
|
| $r_{ 2 }$ | $=$ |
\( 3 a + 5 + \left(2 a + 1\right)\cdot 7 + \left(5 a + 5\right)\cdot 7^{2} + \left(2 a + 6\right)\cdot 7^{3} + \left(a + 3\right)\cdot 7^{4} +O(7^{5})\)
|
| $r_{ 3 }$ | $=$ |
\( 6 a + 4 + 6\cdot 7 + \left(6 a + 1\right)\cdot 7^{2} + \left(4 a + 1\right)\cdot 7^{3} + \left(2 a + 2\right)\cdot 7^{4} +O(7^{5})\)
|
| $r_{ 4 }$ | $=$ |
\( 4 a + 1 + \left(4 a + 1\right)\cdot 7 + \left(a + 1\right)\cdot 7^{2} + \left(4 a + 4\right)\cdot 7^{3} + \left(5 a + 2\right)\cdot 7^{4} +O(7^{5})\)
|
| $r_{ 5 }$ | $=$ |
\( 6 a + 2 + \left(3 a + 6\right)\cdot 7 + \left(3 a + 3\right)\cdot 7^{3} + \left(2 a + 6\right)\cdot 7^{4} +O(7^{5})\)
|
| $r_{ 6 }$ | $=$ |
\( a + 3 + \left(6 a + 1\right)\cdot 7 + 2 a\cdot 7^{3} + 4 a\cdot 7^{4} +O(7^{5})\)
|
Generators of the action on the roots $r_1, \ldots, r_{ 6 }$
| Cycle notation |
Character values on conjugacy classes
| Size | Order | Action on $r_1, \ldots, r_{ 6 }$ | Character value |
| $1$ | $1$ | $()$ | $16$ |
| $15$ | $2$ | $(1,2)(3,4)(5,6)$ | $0$ |
| $15$ | $2$ | $(1,2)$ | $0$ |
| $45$ | $2$ | $(1,2)(3,4)$ | $0$ |
| $40$ | $3$ | $(1,2,3)(4,5,6)$ | $-2$ |
| $40$ | $3$ | $(1,2,3)$ | $-2$ |
| $90$ | $4$ | $(1,2,3,4)(5,6)$ | $0$ |
| $90$ | $4$ | $(1,2,3,4)$ | $0$ |
| $144$ | $5$ | $(1,2,3,4,5)$ | $1$ |
| $120$ | $6$ | $(1,2,3,4,5,6)$ | $0$ |
| $120$ | $6$ | $(1,2,3)(4,5)$ | $0$ |
The blue line marks the conjugacy class containing complex conjugation.