Properties

Label 8.216...849.12t178.a.a
Dimension $8$
Group $(((C_3 \times (C_3^2 : C_2)) : C_2) : C_3) : C_2$
Conductor $2.167\times 10^{12}$
Root number $1$
Indicator $1$

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Basic invariants

Dimension: $8$
Group: $(((C_3 \times (C_3^2 : C_2)) : C_2) : C_3) : C_2$
Conductor: \(2167393450849\)\(\medspace = 11^{4} \cdot 23^{6} \)
Frobenius-Schur indicator: $1$
Root number: $1$
Artin stem field: Galois closure of 9.1.33860761.1
Galois orbit size: $1$
Smallest permutation container: 12T178
Parity: even
Determinant: 1.1.1t1.a.a
Projective image: $C_3^3:S_4$
Projective stem field: Galois closure of 9.1.33860761.1

Defining polynomial

$f(x)$$=$ \( x^{9} - 2x^{8} + 2x^{7} - 2x^{5} + 2x^{4} - x + 1 \) Copy content Toggle raw display .

The roots of $f$ are computed in an extension of $\Q_{ 223 }$ to precision 10.

Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 223 }$: \( x^{3} + 6x + 220 \) Copy content Toggle raw display

Roots:
$r_{ 1 }$ $=$ \( 2 + 197\cdot 223 + 26\cdot 223^{2} + 153\cdot 223^{3} + 88\cdot 223^{4} + 9\cdot 223^{5} + 56\cdot 223^{6} + 187\cdot 223^{7} + 69\cdot 223^{8} + 168\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 2 }$ $=$ \( 43 + 192\cdot 223 + 139\cdot 223^{2} + 54\cdot 223^{3} + 53\cdot 223^{4} + 87\cdot 223^{5} + 103\cdot 223^{6} + 212\cdot 223^{7} + 170\cdot 223^{8} + 198\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 3 }$ $=$ \( 70 + 50\cdot 223 + 41\cdot 223^{2} + 141\cdot 223^{3} + 116\cdot 223^{4} + 48\cdot 223^{5} + 145\cdot 223^{6} + 84\cdot 223^{7} + 96\cdot 223^{8} + 177\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 4 }$ $=$ \( 27 a^{2} + 100 a + 14 + \left(152 a^{2} + 10 a + 131\right)\cdot 223 + \left(79 a^{2} + 143 a + 116\right)\cdot 223^{2} + \left(31 a^{2} + 78 a + 122\right)\cdot 223^{3} + \left(112 a^{2} + 3 a + 153\right)\cdot 223^{4} + \left(a^{2} + 183 a + 34\right)\cdot 223^{5} + \left(78 a^{2} + 55 a + 97\right)\cdot 223^{6} + \left(50 a^{2} + 36 a + 206\right)\cdot 223^{7} + \left(18 a^{2} + 143 a + 81\right)\cdot 223^{8} + \left(123 a^{2} + 147 a + 160\right)\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 5 }$ $=$ \( 39 a^{2} + 51 a + 62 + \left(75 a^{2} + 214 a + 46\right)\cdot 223 + \left(12 a^{2} + 109 a + 70\right)\cdot 223^{2} + \left(156 a^{2} + 115 a + 175\right)\cdot 223^{3} + \left(145 a^{2} + 130 a + 64\right)\cdot 223^{4} + \left(147 a^{2} + 58 a + 173\right)\cdot 223^{5} + \left(207 a^{2} + 209 a + 169\right)\cdot 223^{6} + \left(57 a^{2} + 203 a + 13\right)\cdot 223^{7} + \left(166 a^{2} + 197 a + 5\right)\cdot 223^{8} + \left(27 a^{2} + 37 a + 2\right)\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 6 }$ $=$ \( 41 a^{2} + 89 a + 146 + \left(204 a^{2} + 5 a + 32\right)\cdot 223 + \left(100 a^{2} + 101 a + 16\right)\cdot 223^{2} + \left(198 a^{2} + 189 a + 160\right)\cdot 223^{3} + \left(171 a^{2} + 56 a + 78\right)\cdot 223^{4} + \left(170 a^{2} + 184 a + 11\right)\cdot 223^{5} + \left(10 a^{2} + 164 a + 82\right)\cdot 223^{6} + \left(3 a^{2} + 132 a + 217\right)\cdot 223^{7} + \left(165 a^{2} + 149 a + 166\right)\cdot 223^{8} + \left(36 a^{2} + 124 a + 148\right)\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 7 }$ $=$ \( 157 a^{2} + 72 a + 88 + \left(218 a^{2} + 221 a + 174\right)\cdot 223 + \left(130 a^{2} + 192 a + 98\right)\cdot 223^{2} + \left(35 a^{2} + 28 a + 139\right)\cdot 223^{3} + \left(188 a^{2} + 89 a + 11\right)\cdot 223^{4} + \left(73 a^{2} + 204 a + 101\right)\cdot 223^{5} + \left(160 a^{2} + 180 a + 203\right)\cdot 223^{6} + \left(114 a^{2} + 205 a + 17\right)\cdot 223^{7} + \left(38 a^{2} + 104 a + 163\right)\cdot 223^{8} + \left(72 a^{2} + 37 a + 179\right)\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 8 }$ $=$ \( 201 a^{2} + 145 a + 117 + \left(182 a^{2} + 193 a + 170\right)\cdot 223 + \left(66 a^{2} + 187 a + 102\right)\cdot 223^{2} + \left(23 a^{2} + 135 a + 128\right)\cdot 223^{3} + \left(50 a^{2} + 91 a + 37\right)\cdot 223^{4} + \left(a^{2} + 92 a + 2\right)\cdot 223^{5} + \left(222 a^{2} + 175 a + 35\right)\cdot 223^{6} + \left(22 a^{2} + 63 a + 74\right)\cdot 223^{7} + \left(145 a^{2} + 220 a + 87\right)\cdot 223^{8} + \left(125 a^{2} + 174 a + 58\right)\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display
$r_{ 9 }$ $=$ \( 204 a^{2} + 212 a + 129 + \left(58 a^{2} + 23 a + 120\right)\cdot 223 + \left(55 a^{2} + 157 a + 56\right)\cdot 223^{2} + \left(a^{2} + 120 a + 40\right)\cdot 223^{3} + \left(a^{2} + 74 a + 64\right)\cdot 223^{4} + \left(51 a^{2} + 169 a + 201\right)\cdot 223^{5} + \left(213 a^{2} + 105 a + 222\right)\cdot 223^{6} + \left(196 a^{2} + 26 a + 100\right)\cdot 223^{7} + \left(135 a^{2} + 76 a + 50\right)\cdot 223^{8} + \left(60 a^{2} + 146 a + 21\right)\cdot 223^{9} +O(223^{10})\) Copy content Toggle raw display

Generators of the action on the roots $r_1, \ldots, r_{ 9 }$

Cycle notation
$(1,5,2,4)(3,7)$
$(1,2,3)$
$(4,5,7)$
$(1,4,6)(2,5,8)(3,7,9)$

Character values on conjugacy classes

SizeOrderAction on $r_1, \ldots, r_{ 9 }$ Character value
$1$$1$$()$$8$
$27$$2$$(4,5)(6,8)$$0$
$54$$2$$(1,4)(2,5)(3,7)(6,8)$$0$
$6$$3$$(6,9,8)$$-4$
$8$$3$$(1,2,3)(4,5,7)(6,8,9)$$-1$
$12$$3$$(4,7,5)(6,9,8)$$2$
$72$$3$$(1,4,6)(2,5,8)(3,7,9)$$2$
$54$$4$$(4,6,5,8)(7,9)$$0$
$54$$6$$(1,2)(4,5)(6,8,9)$$0$
$108$$6$$(1,2)(4,6,7,9,5,8)$$0$
$72$$9$$(1,4,6,2,5,8,3,7,9)$$-1$
$72$$9$$(1,4,6,3,7,9,2,5,8)$$-1$
$54$$12$$(1,5,2,4)(3,7)(6,9,8)$$0$
$54$$12$$(1,5,2,4)(3,7)(6,8,9)$$0$

The blue line marks the conjugacy class containing complex conjugation.