Properties

Label 8-4000e4-1.1-c0e4-0-3
Degree $8$
Conductor $2.560\times 10^{14}$
Sign $1$
Analytic cond. $15.8806$
Root an. cond. $1.41289$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

Downloads

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·3-s + 4·7-s + 9-s − 8·21-s + 4·29-s + 4·41-s − 4·43-s + 2·47-s + 6·49-s − 2·61-s + 4·63-s − 2·67-s − 8·87-s + 4·101-s + 4·103-s + 2·107-s + 2·109-s + 2·121-s − 8·123-s + 127-s + 8·129-s + 131-s + 137-s + 139-s − 4·141-s − 12·147-s + 149-s + ⋯
L(s)  = 1  − 2·3-s + 4·7-s + 9-s − 8·21-s + 4·29-s + 4·41-s − 4·43-s + 2·47-s + 6·49-s − 2·61-s + 4·63-s − 2·67-s − 8·87-s + 4·101-s + 4·103-s + 2·107-s + 2·109-s + 2·121-s − 8·123-s + 127-s + 8·129-s + 131-s + 137-s + 139-s − 4·141-s − 12·147-s + 149-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{20} \cdot 5^{12}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{20} \cdot 5^{12}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{20} \cdot 5^{12}\)
Sign: $1$
Analytic conductor: \(15.8806\)
Root analytic conductor: \(1.41289\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{20} \cdot 5^{12} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.734205863\)
\(L(\frac12)\) \(\approx\) \(1.734205863\)
\(L(1)\) 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 \( 1 \)
5 \( 1 \)
good3$C_4$ \( ( 1 + T + T^{2} + T^{3} + T^{4} )^{2} \)
7$C_2$ \( ( 1 - T + T^{2} )^{4} \)
11$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
13$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
17$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
19$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
23$C_2$ \( ( 1 + T^{2} )^{4} \)
29$C_2$ \( ( 1 - T + T^{2} )^{4} \)
31$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
37$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
41$C_2$ \( ( 1 - T + T^{2} )^{4} \)
43$C_2$ \( ( 1 + T + T^{2} )^{4} \)
47$C_4$ \( ( 1 - T + T^{2} - T^{3} + T^{4} )^{2} \)
53$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
59$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
61$C_4$ \( ( 1 + T + T^{2} + T^{3} + T^{4} )^{2} \)
67$C_4$ \( ( 1 + T + T^{2} + T^{3} + T^{4} )^{2} \)
71$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
73$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
79$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
83$C_2$ \( ( 1 + T^{2} )^{4} \)
89$C_2$ \( ( 1 + T^{2} )^{4} \)
97$C_4\times C_2$ \( 1 - T^{2} + T^{4} - T^{6} + T^{8} \)
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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

−6.12559588596155914759705362497, −5.90806520187116067001145941268, −5.70196599494598929383165716967, −5.62084944833434498516951877002, −5.47923043703536918048730434549, −4.96504976219949857300362653745, −4.81249691252896212866574397069, −4.78882258062993015213640737377, −4.70069323542054278298463675761, −4.54882166413855651252357203775, −4.54452971770920375037687192289, −4.26551612399996911637692952806, −3.84446131860016018738678270684, −3.48592615637549310945588258206, −3.20684500268021427538012663884, −3.05996549815422088108326301628, −2.95431098526613991762991281851, −2.28672155570065675977511894169, −2.26584819545634445180300634459, −1.98478286030508818142116350718, −1.77439454314597711757064741245, −1.51214057368935250304377143759, −1.07904556784875570062588343217, −0.909903505721793999753753277241, −0.68376958510417186764408494987, 0.68376958510417186764408494987, 0.909903505721793999753753277241, 1.07904556784875570062588343217, 1.51214057368935250304377143759, 1.77439454314597711757064741245, 1.98478286030508818142116350718, 2.26584819545634445180300634459, 2.28672155570065675977511894169, 2.95431098526613991762991281851, 3.05996549815422088108326301628, 3.20684500268021427538012663884, 3.48592615637549310945588258206, 3.84446131860016018738678270684, 4.26551612399996911637692952806, 4.54452971770920375037687192289, 4.54882166413855651252357203775, 4.70069323542054278298463675761, 4.78882258062993015213640737377, 4.81249691252896212866574397069, 4.96504976219949857300362653745, 5.47923043703536918048730434549, 5.62084944833434498516951877002, 5.70196599494598929383165716967, 5.90806520187116067001145941268, 6.12559588596155914759705362497

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