Properties

Label 8-40e8-1.1-c0e4-0-0
Degree $8$
Conductor $6.554\times 10^{12}$
Sign $1$
Analytic cond. $0.406544$
Root an. cond. $0.893590$
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  − 4·19-s − 4·41-s − 8·59-s + 81-s + 2·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + 233-s + 239-s + ⋯
L(s)  = 1  − 4·19-s − 4·41-s − 8·59-s + 81-s + 2·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + 227-s + 229-s + 233-s + 239-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{24} \cdot 5^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(2^{24} \cdot 5^{8}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(2^{24} \cdot 5^{8}\)
Sign: $1$
Analytic conductor: \(0.406544\)
Root analytic conductor: \(0.893590\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 2^{24} \cdot 5^{8} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.3393751014\)
\(L(\frac12)\) \(\approx\) \(0.3393751014\)
\(L(1)\) 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$C_2^3$ \( 1 - T^{4} + T^{8} \)
7$C_2^2$ \( ( 1 + T^{4} )^{2} \)
11$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
13$C_2^2$ \( ( 1 + T^{4} )^{2} \)
17$C_2^3$ \( 1 - T^{4} + T^{8} \)
19$C_2$ \( ( 1 + T + T^{2} )^{4} \)
23$C_2^2$ \( ( 1 + T^{4} )^{2} \)
29$C_2$ \( ( 1 + T^{2} )^{4} \)
31$C_2$ \( ( 1 + T^{2} )^{4} \)
37$C_2^2$ \( ( 1 + T^{4} )^{2} \)
41$C_2$ \( ( 1 + T + T^{2} )^{4} \)
43$C_2^2$ \( ( 1 + T^{4} )^{2} \)
47$C_2^2$ \( ( 1 + T^{4} )^{2} \)
53$C_2^2$ \( ( 1 + T^{4} )^{2} \)
59$C_1$ \( ( 1 + T )^{8} \)
61$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
67$C_2^3$ \( 1 - T^{4} + T^{8} \)
71$C_2$ \( ( 1 + T^{2} )^{4} \)
73$C_2^3$ \( 1 - T^{4} + T^{8} \)
79$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
83$C_2^3$ \( 1 - T^{4} + T^{8} \)
89$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
97$C_2^2$ \( ( 1 + T^{4} )^{2} \)
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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

−6.71156282822601169548260586302, −6.61808746312110430846732915380, −6.45335709132326780459928504062, −6.37475380718178437349379253851, −6.08920768080841856083918899542, −6.07622301929319422954706774096, −5.52988132017086683409340862898, −5.41196162029333550606420666417, −5.28394355768444367825233753659, −4.73436185053315994444534527764, −4.56025821499251120501190033874, −4.54605955581184420751376786667, −4.38999806617386669448990219108, −4.24248952825084641288886257553, −3.63717486889119172252718859434, −3.52831827802221885680854809841, −3.17141705400259499739940157965, −3.12359012735038097370924039648, −2.84813675121973321726684477036, −2.35064442244631507813249404902, −1.91812195719721418456131785844, −1.89992714791620668640772235271, −1.71581791989755751048244052630, −1.32656690544536693158679870940, −0.31114918539938107097133791348, 0.31114918539938107097133791348, 1.32656690544536693158679870940, 1.71581791989755751048244052630, 1.89992714791620668640772235271, 1.91812195719721418456131785844, 2.35064442244631507813249404902, 2.84813675121973321726684477036, 3.12359012735038097370924039648, 3.17141705400259499739940157965, 3.52831827802221885680854809841, 3.63717486889119172252718859434, 4.24248952825084641288886257553, 4.38999806617386669448990219108, 4.54605955581184420751376786667, 4.56025821499251120501190033874, 4.73436185053315994444534527764, 5.28394355768444367825233753659, 5.41196162029333550606420666417, 5.52988132017086683409340862898, 6.07622301929319422954706774096, 6.08920768080841856083918899542, 6.37475380718178437349379253851, 6.45335709132326780459928504062, 6.61808746312110430846732915380, 6.71156282822601169548260586302

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