Properties

Label 8-585e4-1.1-c1e4-0-7
Degree $8$
Conductor $117117950625$
Sign $1$
Analytic cond. $476.136$
Root an. cond. $2.16130$
Motivic weight $1$
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  − 2-s + 4-s + 4·5-s + 2·7-s + 2·8-s − 4·10-s − 4·11-s − 2·14-s + 8·17-s + 4·19-s + 4·20-s + 4·22-s − 6·23-s + 10·25-s + 2·28-s + 2·29-s − 16·31-s + 4·32-s − 8·34-s + 8·35-s − 4·38-s + 8·40-s + 6·41-s + 6·43-s − 4·44-s + 6·46-s − 8·47-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 1.78·5-s + 0.755·7-s + 0.707·8-s − 1.26·10-s − 1.20·11-s − 0.534·14-s + 1.94·17-s + 0.917·19-s + 0.894·20-s + 0.852·22-s − 1.25·23-s + 2·25-s + 0.377·28-s + 0.371·29-s − 2.87·31-s + 0.707·32-s − 1.37·34-s + 1.35·35-s − 0.648·38-s + 1.26·40-s + 0.937·41-s + 0.914·43-s − 0.603·44-s + 0.884·46-s − 1.16·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{8} \cdot 5^{4} \cdot 13^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{8} \cdot 5^{4} \cdot 13^{4}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(3^{8} \cdot 5^{4} \cdot 13^{4}\)
Sign: $1$
Analytic conductor: \(476.136\)
Root analytic conductor: \(2.16130\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 3^{8} \cdot 5^{4} \cdot 13^{4} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(3.590334981\)
\(L(\frac12)\) \(\approx\) \(3.590334981\)
\(L(\frac{3}{2})\) 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)$
bad3 \( 1 \)
5$C_1$ \( ( 1 - T )^{4} \)
13$C_2$ \( ( 1 - p T^{2} )^{2} \)
good2$D_4\times C_2$ \( 1 + T - 3 T^{3} - 5 T^{4} - 3 p T^{5} + p^{3} T^{7} + p^{4} T^{8} \)
7$C_2$ \( ( 1 - 5 T + p T^{2} )^{2}( 1 + 4 T + p T^{2} )^{2} \)
11$D_4\times C_2$ \( 1 + 4 T + 3 T^{2} - 36 T^{3} - 128 T^{4} - 36 p T^{5} + 3 p^{2} T^{6} + 4 p^{3} T^{7} + p^{4} T^{8} \)
17$D_4\times C_2$ \( 1 - 8 T + 27 T^{2} - 24 T^{3} - 8 T^{4} - 24 p T^{5} + 27 p^{2} T^{6} - 8 p^{3} T^{7} + p^{4} T^{8} \)
19$D_4\times C_2$ \( 1 - 4 T - 13 T^{2} + 36 T^{3} + 176 T^{4} + 36 p T^{5} - 13 p^{2} T^{6} - 4 p^{3} T^{7} + p^{4} T^{8} \)
23$C_2^2$ \( ( 1 + 3 T - 14 T^{2} + 3 p T^{3} + p^{2} T^{4} )^{2} \)
29$D_4\times C_2$ \( 1 - 2 T - 3 T^{2} + 102 T^{3} - 908 T^{4} + 102 p T^{5} - 3 p^{2} T^{6} - 2 p^{3} T^{7} + p^{4} T^{8} \)
31$C_2$ \( ( 1 + 4 T + p T^{2} )^{4} \)
37$C_2^3$ \( 1 - 61 T^{2} + 2352 T^{4} - 61 p^{2} T^{6} + p^{4} T^{8} \)
41$C_2^2$ \( ( 1 - 3 T - 32 T^{2} - 3 p T^{3} + p^{2} T^{4} )^{2} \)
43$D_4\times C_2$ \( 1 - 6 T - 7 T^{2} + 6 p T^{3} - 36 p T^{4} + 6 p^{2} T^{5} - 7 p^{2} T^{6} - 6 p^{3} T^{7} + p^{4} T^{8} \)
47$D_{4}$ \( ( 1 + 4 T + 46 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{2} \)
53$D_{4}$ \( ( 1 + 8 T + 70 T^{2} + 8 p T^{3} + p^{2} T^{4} )^{2} \)
59$C_2^3$ \( 1 - T^{2} - 3480 T^{4} - p^{2} T^{6} + p^{4} T^{8} \)
61$C_2$ \( ( 1 - 14 T + p T^{2} )^{2}( 1 + 13 T + p T^{2} )^{2} \)
67$C_2^2$ \( ( 1 - 7 T - 18 T^{2} - 7 p T^{3} + p^{2} T^{4} )^{2} \)
71$D_4\times C_2$ \( 1 + 12 T + 83 T^{2} - 972 T^{3} - 11544 T^{4} - 972 p T^{5} + 83 p^{2} T^{6} + 12 p^{3} T^{7} + p^{4} T^{8} \)
73$D_{4}$ \( ( 1 + 16 T + 158 T^{2} + 16 p T^{3} + p^{2} T^{4} )^{2} \)
79$D_{4}$ \( ( 1 + 4 T + 110 T^{2} + 4 p T^{3} + p^{2} T^{4} )^{2} \)
83$D_{4}$ \( ( 1 - 4 T + 118 T^{2} - 4 p T^{3} + p^{2} T^{4} )^{2} \)
89$D_4\times C_2$ \( 1 - 2 T - 123 T^{2} + 102 T^{3} + 7852 T^{4} + 102 p T^{5} - 123 p^{2} T^{6} - 2 p^{3} T^{7} + p^{4} T^{8} \)
97$D_4\times C_2$ \( 1 - 24 T + 251 T^{2} - 3144 T^{3} + 40344 T^{4} - 3144 p T^{5} + 251 p^{2} T^{6} - 24 p^{3} T^{7} + p^{4} T^{8} \)
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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

−7.75921891865245988950491983430, −7.74095564126832266571094937208, −7.18248499983267701018513766325, −7.07878304512902982558008474063, −6.94035521265730718962614189013, −6.65219663898547700268366944517, −6.04239136989103537315520057443, −5.92618970641545711914155846601, −5.77434285912283199724715768955, −5.50098449856334993908599171837, −5.46786814581091082008414050134, −5.22083801248646958759740155185, −4.85654305130053525472655843335, −4.37578571209581520864890986887, −4.37498755968060647550406637600, −3.93897582977018517080391798143, −3.50539217898122236647920480363, −3.03076952136180675816034940387, −3.01556184242093139969566683202, −2.61519630802696832619676073954, −2.13491309999883799829587654311, −1.77661219824126777575458276923, −1.57469186591340619258495620963, −1.30514420746995602798904358704, −0.64903909413762641751616505569, 0.64903909413762641751616505569, 1.30514420746995602798904358704, 1.57469186591340619258495620963, 1.77661219824126777575458276923, 2.13491309999883799829587654311, 2.61519630802696832619676073954, 3.01556184242093139969566683202, 3.03076952136180675816034940387, 3.50539217898122236647920480363, 3.93897582977018517080391798143, 4.37498755968060647550406637600, 4.37578571209581520864890986887, 4.85654305130053525472655843335, 5.22083801248646958759740155185, 5.46786814581091082008414050134, 5.50098449856334993908599171837, 5.77434285912283199724715768955, 5.92618970641545711914155846601, 6.04239136989103537315520057443, 6.65219663898547700268366944517, 6.94035521265730718962614189013, 7.07878304512902982558008474063, 7.18248499983267701018513766325, 7.74095564126832266571094937208, 7.75921891865245988950491983430

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