Properties

Label 8-48e8-1.1-c0e4-0-4
Degree $8$
Conductor $2.818\times 10^{13}$
Sign $1$
Analytic cond. $1.74806$
Root an. cond. $1.07230$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  + 9-s − 2·25-s + 6·41-s + 2·49-s − 4·73-s + 2·97-s − 121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 2·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s − 2·225-s + ⋯
L(s)  = 1  + 9-s − 2·25-s + 6·41-s + 2·49-s − 4·73-s + 2·97-s − 121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 2·169-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s − 2·225-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{32} \cdot 3^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{32} \cdot 3^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{32} \cdot 3^{8}\)
Sign: $1$
Analytic conductor: \(1.74806\)
Root analytic conductor: \(1.07230\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{32} \cdot 3^{8} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.542695509\)
\(L(\frac12)\) \(\approx\) \(1.542695509\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$\Gal(F_p)$$F_p(T)$
bad2 \( 1 \)
3$C_2^2$ \( 1 - T^{2} + T^{4} \)
good5$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
7$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
11$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
13$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
17$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
19$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
23$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
29$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
31$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
37$C_2$ \( ( 1 + T^{2} )^{4} \)
41$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 - T + T^{2} )^{2} \)
43$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
47$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
53$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
59$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
61$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
67$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
71$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
73$C_2$ \( ( 1 + T + T^{2} )^{4} \)
79$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
83$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
89$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
97$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T + T^{2} )^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{8} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−6.56525597863044695490943265602, −6.25981445554587548154095423450, −6.04816706974671542623903465504, −6.01627085572829035552942210182, −5.93628350685361829433521148441, −5.57293075494166658867912107934, −5.42234042293614200634913079913, −5.07310533472400892319098449523, −5.06547542834992258641519991966, −4.41230288828844598445970233498, −4.33892791892797289599897993784, −4.30473027231193613378276981493, −4.20864469198996953266398000256, −3.89162785488803733323717631581, −3.55154673152441964930575617037, −3.52846938183535540873319029669, −2.94559019079676320023976896808, −2.74519341441249821020378530144, −2.54680630319399815907321155881, −2.24748419402585637127423440804, −2.22869031404860420791018203108, −1.58716519457094324597051653482, −1.39631768484973857788478946766, −1.09423754706444772878745002241, −0.63896316386965826928805405582, 0.63896316386965826928805405582, 1.09423754706444772878745002241, 1.39631768484973857788478946766, 1.58716519457094324597051653482, 2.22869031404860420791018203108, 2.24748419402585637127423440804, 2.54680630319399815907321155881, 2.74519341441249821020378530144, 2.94559019079676320023976896808, 3.52846938183535540873319029669, 3.55154673152441964930575617037, 3.89162785488803733323717631581, 4.20864469198996953266398000256, 4.30473027231193613378276981493, 4.33892791892797289599897993784, 4.41230288828844598445970233498, 5.06547542834992258641519991966, 5.07310533472400892319098449523, 5.42234042293614200634913079913, 5.57293075494166658867912107934, 5.93628350685361829433521148441, 6.01627085572829035552942210182, 6.04816706974671542623903465504, 6.25981445554587548154095423450, 6.56525597863044695490943265602

Graph of the $Z$-function along the critical line