Properties

Label 6.289...223.42t82.a.a
Dimension $6$
Group $\PGL(2,7)$
Conductor $2.898\times 10^{15}$
Root number $1$
Indicator $1$

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Basic invariants

Dimension: $6$
Group: $\PGL(2,7)$
Conductor: \(2897836793165223\)\(\medspace = 3^{6} \cdot 7^{7} \cdot 13^{6} \)
Frobenius-Schur indicator: $1$
Root number: $1$
Artin stem field: Galois closure of 8.2.2897836793165223.1
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 8.2.2897836793165223.1

Defining polynomial

$f(x)$$=$ \( x^{8} - 3x^{7} + 21x^{6} - 84x^{5} + 210x^{4} - 336x^{3} + 336x^{2} - 192x + 9 \) Copy content Toggle raw display .

The roots of $f$ are computed in an extension of $\Q_{ 109 }$ to precision 10.

Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 109 }$: \( x^{3} + x + 103 \) Copy content Toggle raw display

Roots:
$r_{ 1 }$ $=$ \( 18 + 62\cdot 109 + 83\cdot 109^{2} + 43\cdot 109^{3} + 8\cdot 109^{4} + 24\cdot 109^{5} + 104\cdot 109^{6} + 102\cdot 109^{7} + 57\cdot 109^{8} + 61\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 2 }$ $=$ \( 90 + 78\cdot 109 + 52\cdot 109^{2} + 102\cdot 109^{3} + 56\cdot 109^{4} + 53\cdot 109^{5} + 108\cdot 109^{6} + 12\cdot 109^{7} + 93\cdot 109^{8} + 69\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 3 }$ $=$ \( 20 a^{2} + 30 a + 83 + \left(92 a^{2} + 8 a + 67\right)\cdot 109 + \left(44 a^{2} + 84 a + 92\right)\cdot 109^{2} + \left(91 a^{2} + 31 a + 102\right)\cdot 109^{3} + \left(67 a^{2} + 9 a + 29\right)\cdot 109^{4} + \left(27 a^{2} + 74 a + 77\right)\cdot 109^{5} + \left(4 a^{2} + 42 a + 54\right)\cdot 109^{6} + \left(82 a^{2} + 20 a\right)\cdot 109^{7} + \left(18 a^{2} + 67 a + 4\right)\cdot 109^{8} + \left(12 a^{2} + 82 a + 46\right)\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 4 }$ $=$ \( 27 a^{2} + 96 a + 15 + \left(101 a^{2} + a + 1\right)\cdot 109 + \left(25 a^{2} + 57 a + 80\right)\cdot 109^{2} + \left(61 a^{2} + 98 a + 82\right)\cdot 109^{3} + \left(79 a^{2} + 43 a + 37\right)\cdot 109^{4} + \left(55 a^{2} + 83 a + 23\right)\cdot 109^{5} + \left(34 a^{2} + 34 a + 2\right)\cdot 109^{6} + \left(55 a^{2} + 44 a + 19\right)\cdot 109^{7} + \left(57 a^{2} + 96 a + 66\right)\cdot 109^{8} + \left(45 a^{2} + 66 a + 104\right)\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 5 }$ $=$ \( 54 a^{2} + 5 a + 4 + \left(82 a^{2} + 89 a + 38\right)\cdot 109 + \left(75 a^{2} + 10 a + 51\right)\cdot 109^{2} + \left(21 a^{2} + 11 a + 105\right)\cdot 109^{3} + \left(81 a^{2} + 44 a + 83\right)\cdot 109^{4} + \left(27 a^{2} + 72 a + 42\right)\cdot 109^{5} + \left(16 a^{2} + 81 a + 33\right)\cdot 109^{6} + \left(84 a^{2} + 50 a + 35\right)\cdot 109^{7} + \left(86 a^{2} + 15 a + 52\right)\cdot 109^{8} + \left(56 a^{2} + 19 a + 101\right)\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 6 }$ $=$ \( 60 a^{2} + 61 a + 8 + \left(53 a^{2} + 55 a + 55\right)\cdot 109 + \left(96 a^{2} + 4 a + 101\right)\cdot 109^{2} + \left(100 a^{2} + 90 a + 12\right)\cdot 109^{3} + \left(92 a^{2} + 11 a + 19\right)\cdot 109^{4} + \left(38 a^{2} + 58 a + 50\right)\cdot 109^{5} + \left(69 a^{2} + 102 a + 32\right)\cdot 109^{6} + \left(59 a^{2} + 91 a + 55\right)\cdot 109^{7} + \left(45 a^{2} + 6 a + 97\right)\cdot 109^{8} + \left(31 a^{2} + 58 a + 11\right)\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 7 }$ $=$ \( 62 a^{2} + 92 a + 2 + \left(24 a^{2} + 98 a + 59\right)\cdot 109 + \left(38 a^{2} + 76 a + 15\right)\cdot 109^{2} + \left(65 a^{2} + 87 a + 49\right)\cdot 109^{3} + \left(70 a^{2} + 55 a + 104\right)\cdot 109^{4} + \left(25 a^{2} + 60 a + 75\right)\cdot 109^{5} + \left(70 a^{2} + 31 a + 98\right)\cdot 109^{6} + \left(80 a^{2} + 44 a + 35\right)\cdot 109^{7} + \left(32 a^{2} + 54 a + 13\right)\cdot 109^{8} + \left(51 a^{2} + 68 a + 72\right)\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display
$r_{ 8 }$ $=$ \( 104 a^{2} + 43 a + 1 + \left(81 a^{2} + 73 a + 74\right)\cdot 109 + \left(45 a^{2} + 93 a + 67\right)\cdot 109^{2} + \left(95 a^{2} + 7 a + 45\right)\cdot 109^{3} + \left(43 a^{2} + 53 a + 95\right)\cdot 109^{4} + \left(42 a^{2} + 87 a + 88\right)\cdot 109^{5} + \left(23 a^{2} + 33 a + 1\right)\cdot 109^{6} + \left(74 a^{2} + 75 a + 65\right)\cdot 109^{7} + \left(85 a^{2} + 86 a + 51\right)\cdot 109^{8} + \left(20 a^{2} + 31 a + 77\right)\cdot 109^{9} +O(109^{10})\) Copy content Toggle raw display

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

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

Character values on conjugacy classes

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

The blue line marks the conjugacy class containing complex conjugation.