Properties

Label 6.282...207.42t82.a.a
Dimension $6$
Group $\PGL(2,7)$
Conductor $2.824\times 10^{16}$
Root number $1$
Indicator $1$

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Basic invariants

Dimension: $6$
Group: $\PGL(2,7)$
Conductor: \(28244599056783207\)\(\medspace = 3^{6} \cdot 7^{7} \cdot 19^{6} \)
Frobenius-Schur indicator: $1$
Root number: $1$
Artin stem field: Galois closure of 8.2.28244599056783207.1
Galois orbit size: $1$
Smallest permutation container: 42T82
Parity: odd
Determinant: 1.7.2t1.a.a
Projective image: $\PGL(2,7)$
Projective stem field: Galois closure of 8.2.28244599056783207.1

Defining polynomial

$f(x)$$=$ \( x^{8} - 4x^{7} - 35x^{6} + 98x^{5} + 175x^{4} - 1162x^{3} + 1519x^{2} + 2438x - 6959 \) Copy content Toggle raw display .

The roots of $f$ are computed in an extension of $\Q_{ 23 }$ to precision 10.

Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 23 }$: \( x^{3} + 2x + 18 \) Copy content Toggle raw display

Roots:
$r_{ 1 }$ $=$ \( 2 + 18\cdot 23 + 10\cdot 23^{2} + 8\cdot 23^{3} + 19\cdot 23^{4} + 3\cdot 23^{5} + 8\cdot 23^{6} + 5\cdot 23^{7} + 8\cdot 23^{8} + 13\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 2 }$ $=$ \( 13 a^{2} + 9 a + 8 + \left(21 a^{2} + 8 a + 22\right)\cdot 23 + \left(10 a^{2} + 18 a + 5\right)\cdot 23^{2} + \left(15 a^{2} + 11 a + 15\right)\cdot 23^{3} + \left(22 a^{2} + 10\right)\cdot 23^{4} + \left(15 a^{2} + 8\right)\cdot 23^{5} + \left(4 a^{2} + 8 a + 21\right)\cdot 23^{6} + \left(5 a^{2} + 6 a + 3\right)\cdot 23^{7} + \left(18 a^{2} + 10\right)\cdot 23^{8} + \left(21 a^{2} + 4 a + 1\right)\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 3 }$ $=$ \( 11 a^{2} + 10 a + 13 + \left(22 a^{2} + 18 a\right)\cdot 23 + \left(8 a^{2} + 16 a + 11\right)\cdot 23^{2} + \left(20 a^{2} + 16 a + 6\right)\cdot 23^{3} + \left(8 a^{2} + 11 a + 15\right)\cdot 23^{4} + \left(14 a^{2} + 8 a + 21\right)\cdot 23^{5} + \left(16 a^{2} + 5 a + 21\right)\cdot 23^{6} + \left(12 a^{2} + 15 a + 13\right)\cdot 23^{7} + \left(10 a^{2} + 12 a + 7\right)\cdot 23^{8} + \left(3 a^{2} + 20 a + 15\right)\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 4 }$ $=$ \( 13 a^{2} + 22 a + 11 + \left(17 a^{2} + 16 a + 22\right)\cdot 23 + \left(11 a^{2} + 3 a + 10\right)\cdot 23^{2} + \left(14 a^{2} + 10 a + 3\right)\cdot 23^{3} + \left(5 a^{2} + 19 a + 12\right)\cdot 23^{4} + \left(6 a^{2} + 15 a + 11\right)\cdot 23^{5} + \left(10 a^{2} + a + 21\right)\cdot 23^{6} + \left(15 a^{2} + 12 a + 11\right)\cdot 23^{7} + \left(6 a^{2} + 15 a + 3\right)\cdot 23^{8} + \left(6 a^{2} + 22 a + 13\right)\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 5 }$ $=$ \( 22 a^{2} + 4 a + 20 + \left(a^{2} + 19 a + 3\right)\cdot 23 + \left(3 a^{2} + 10 a + 3\right)\cdot 23^{2} + \left(10 a^{2} + 17 a + 8\right)\cdot 23^{3} + \left(14 a^{2} + 10 a + 7\right)\cdot 23^{4} + \left(15 a^{2} + 14 a\right)\cdot 23^{5} + \left(a^{2} + 9 a + 2\right)\cdot 23^{6} + \left(5 a^{2} + a + 19\right)\cdot 23^{7} + \left(17 a^{2} + 10 a + 8\right)\cdot 23^{8} + \left(20 a^{2} + 21 a + 15\right)\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 6 }$ $=$ \( 3 + 4\cdot 23 + 6\cdot 23^{2} + 9\cdot 23^{3} + 2\cdot 23^{4} + 2\cdot 23^{5} + 15\cdot 23^{6} + 6\cdot 23^{7} + 4\cdot 23^{8} + 9\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 7 }$ $=$ \( 4 a^{2} + 22 a + 22 + \left(8 a^{2} + 20 a + 9\right)\cdot 23 + \left(17 a^{2} + 20 a + 18\right)\cdot 23^{2} + \left(11 a^{2} + a + 22\right)\cdot 23^{3} + \left(8 a^{2} + 17 a + 15\right)\cdot 23^{4} + \left(20 a^{2} + 15 a + 22\right)\cdot 23^{5} + \left(22 a^{2} + 13 a + 22\right)\cdot 23^{6} + \left(10 a^{2} + 5\right)\cdot 23^{7} + \left(6 a^{2} + 3 a + 3\right)\cdot 23^{8} + \left(19 a^{2} + 7 a + 15\right)\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display
$r_{ 8 }$ $=$ \( 6 a^{2} + 2 a + 17 + \left(20 a^{2} + 8 a + 10\right)\cdot 23 + \left(16 a^{2} + 21 a + 2\right)\cdot 23^{2} + \left(19 a^{2} + 10 a + 18\right)\cdot 23^{3} + \left(8 a^{2} + 9 a + 8\right)\cdot 23^{4} + \left(19 a^{2} + 14 a + 21\right)\cdot 23^{5} + \left(12 a^{2} + 7 a + 1\right)\cdot 23^{6} + \left(19 a^{2} + 10 a + 2\right)\cdot 23^{7} + \left(9 a^{2} + 4 a\right)\cdot 23^{8} + \left(20 a^{2} + 16 a + 9\right)\cdot 23^{9} +O(23^{10})\) Copy content Toggle raw display

Generators of the action on the roots $r_1, \ldots, r_{ 8 }$

Cycle notation
$(2,7,3,4,5,8)$
$(1,2)(3,5)(4,8)(6,7)$

Character values on conjugacy classes

SizeOrderAction on $r_1, \ldots, r_{ 8 }$ Character value
$1$$1$$()$$6$
$21$$2$$(1,2)(3,5)(4,8)(6,7)$$-2$
$28$$2$$(1,8)(3,6)(4,5)$$0$
$56$$3$$(1,5,3)(4,6,8)$$0$
$42$$4$$(1,6,8,4)(2,7,3,5)$$2$
$56$$6$$(1,6,5,8,3,4)$$0$
$48$$7$$(1,6,5,7,8,4,2)$$-1$
$42$$8$$(1,7,6,3,8,5,4,2)$$0$
$42$$8$$(1,3,4,7,8,2,6,5)$$0$

The blue line marks the conjugacy class containing complex conjugation.