Properties

Label 8-140e4-1.1-c1e4-0-2
Degree $8$
Conductor $384160000$
Sign $1$
Analytic cond. $1.56178$
Root an. cond. $1.05731$
Motivic weight $1$
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  − 2·2-s + 2·4-s − 4·8-s − 6·9-s + 8·16-s + 12·18-s + 24·19-s − 2·25-s + 4·29-s − 24·31-s − 8·32-s − 12·36-s − 24·37-s − 48·38-s − 2·49-s + 4·50-s + 8·53-s − 8·58-s + 48·62-s + 8·64-s + 24·72-s + 48·74-s + 48·76-s + 9·81-s + 48·83-s + 4·98-s − 4·100-s + ⋯
L(s)  = 1  − 1.41·2-s + 4-s − 1.41·8-s − 2·9-s + 2·16-s + 2.82·18-s + 5.50·19-s − 2/5·25-s + 0.742·29-s − 4.31·31-s − 1.41·32-s − 2·36-s − 3.94·37-s − 7.78·38-s − 2/7·49-s + 0.565·50-s + 1.09·53-s − 1.05·58-s + 6.09·62-s + 64-s + 2.82·72-s + 5.57·74-s + 5.50·76-s + 81-s + 5.26·83-s + 0.404·98-s − 2/5·100-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{8} \cdot 5^{4} \cdot 7^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(2-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{8} \cdot 5^{4} \cdot 7^{4}\right)^{s/2} \, \Gamma_{\C}(s+1/2)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{8} \cdot 5^{4} \cdot 7^{4}\)
Sign: $1$
Analytic conductor: \(1.56178\)
Root analytic conductor: \(1.05731\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{8} \cdot 5^{4} \cdot 7^{4} ,\ ( \ : 1/2, 1/2, 1/2, 1/2 ),\ 1 )\)

Particular Values

\(L(1)\) \(\approx\) \(0.3905249022\)
\(L(\frac12)\) \(\approx\) \(0.3905249022\)
\(L(\frac{3}{2})\) 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)$
bad2$C_2^2$ \( 1 + p T + p T^{2} + p^{2} T^{3} + p^{2} T^{4} \)
5$C_2$ \( ( 1 + T^{2} )^{2} \)
7$C_2^2$ \( 1 + 2 T^{2} + p^{2} T^{4} \)
good3$C_2^2$ \( ( 1 + p T^{2} + p^{2} T^{4} )^{2} \)
11$D_4\times C_2$ \( 1 - 30 T^{2} + 419 T^{4} - 30 p^{2} T^{6} + p^{4} T^{8} \)
13$C_2^2$$\times$$C_2^2$ \( ( 1 - 4 T + 3 T^{2} - 4 p T^{3} + p^{2} T^{4} )( 1 + 4 T + 3 T^{2} + 4 p T^{3} + p^{2} T^{4} ) \)
17$D_4\times C_2$ \( 1 - 26 T^{2} + 315 T^{4} - 26 p^{2} T^{6} + p^{4} T^{8} \)
19$C_2$ \( ( 1 - 6 T + p T^{2} )^{4} \)
23$D_4\times C_2$ \( 1 - 60 T^{2} + 1766 T^{4} - 60 p^{2} T^{6} + p^{4} T^{8} \)
29$D_{4}$ \( ( 1 - 2 T + 11 T^{2} - 2 p T^{3} + p^{2} T^{4} )^{2} \)
31$C_2$ \( ( 1 + 6 T + p T^{2} )^{4} \)
37$D_{4}$ \( ( 1 + 12 T + 98 T^{2} + 12 p T^{3} + p^{2} T^{4} )^{2} \)
41$C_2^2$ \( ( 1 - 70 T^{2} + p^{2} T^{4} )^{2} \)
43$C_2^2$ \( ( 1 - 82 T^{2} + p^{2} T^{4} )^{2} \)
47$C_2^2$ \( ( 1 + 91 T^{2} + p^{2} T^{4} )^{2} \)
53$C_2$ \( ( 1 - 2 T + p T^{2} )^{4} \)
59$C_2^2$ \( ( 1 + 106 T^{2} + p^{2} T^{4} )^{2} \)
61$D_4\times C_2$ \( 1 - 148 T^{2} + 11190 T^{4} - 148 p^{2} T^{6} + p^{4} T^{8} \)
67$C_2$ \( ( 1 - 16 T + p T^{2} )^{2}( 1 + 16 T + p T^{2} )^{2} \)
71$D_4\times C_2$ \( 1 - 228 T^{2} + 22310 T^{4} - 228 p^{2} T^{6} + p^{4} T^{8} \)
73$D_4\times C_2$ \( 1 - 124 T^{2} + 7590 T^{4} - 124 p^{2} T^{6} + p^{4} T^{8} \)
79$D_4\times C_2$ \( 1 - 94 T^{2} + 3891 T^{4} - 94 p^{2} T^{6} + p^{4} T^{8} \)
83$D_{4}$ \( ( 1 - 24 T + 298 T^{2} - 24 p T^{3} + p^{2} T^{4} )^{2} \)
89$D_4\times C_2$ \( 1 - 260 T^{2} + 31014 T^{4} - 260 p^{2} T^{6} + p^{4} T^{8} \)
97$D_4\times C_2$ \( 1 - 154 T^{2} + 20859 T^{4} - 154 p^{2} T^{6} + p^{4} T^{8} \)
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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

−9.559794286102011012517227700707, −9.404360551564499699705224351273, −9.002827187948285875855316348389, −8.969596023014252945070630651690, −8.868877961939504159867187409771, −8.228199031050160078963874641245, −8.009373213722982671850439819836, −8.000783233667318446666613834148, −7.34476711637577239965022710427, −7.14203736574820061046078816135, −7.11378647964160262014460832949, −6.81842044350380925908750047663, −6.02985952146808533006216944611, −5.65956700888107471052541921644, −5.54146860361022471232453573477, −5.51683083249260160026979033807, −5.16220767501999316703122289698, −4.75297579295402906626388701752, −3.59889789409010164205295722526, −3.39919770862336868549693868751, −3.27145977687743645557013697797, −3.17950822102262844129885461979, −2.20389589143618221305775567119, −1.67368025402566070603883848501, −0.66756306154638102591564443936, 0.66756306154638102591564443936, 1.67368025402566070603883848501, 2.20389589143618221305775567119, 3.17950822102262844129885461979, 3.27145977687743645557013697797, 3.39919770862336868549693868751, 3.59889789409010164205295722526, 4.75297579295402906626388701752, 5.16220767501999316703122289698, 5.51683083249260160026979033807, 5.54146860361022471232453573477, 5.65956700888107471052541921644, 6.02985952146808533006216944611, 6.81842044350380925908750047663, 7.11378647964160262014460832949, 7.14203736574820061046078816135, 7.34476711637577239965022710427, 8.000783233667318446666613834148, 8.009373213722982671850439819836, 8.228199031050160078963874641245, 8.868877961939504159867187409771, 8.969596023014252945070630651690, 9.002827187948285875855316348389, 9.404360551564499699705224351273, 9.559794286102011012517227700707

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