Properties

Label 8-39e8-1.1-c0e4-0-2
Degree $8$
Conductor $5.352\times 10^{12}$
Sign $1$
Analytic cond. $0.332005$
Root an. cond. $0.871250$
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  + 2·7-s + 16-s + 2·19-s + 4·31-s − 2·37-s + 2·49-s + 2·67-s − 4·73-s − 2·97-s − 4·109-s + 2·112-s + 127-s + 131-s + 4·133-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 + ⋯
L(s)  = 1  + 2·7-s + 16-s + 2·19-s + 4·31-s − 2·37-s + 2·49-s + 2·67-s − 4·73-s − 2·97-s − 4·109-s + 2·112-s + 127-s + 131-s + 4·133-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 + ⋯

Functional equation

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

Invariants

Degree: \(8\)
Conductor: \(3^{8} \cdot 13^{8}\)
Sign: $1$
Analytic conductor: \(0.332005\)
Root analytic conductor: \(0.871250\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 3^{8} \cdot 13^{8} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.896664605\)
\(L(\frac12)\) \(\approx\) \(1.896664605\)
\(L(1)\) 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)$
bad3 \( 1 \)
13 \( 1 \)
good2$C_2^3$ \( 1 - T^{4} + T^{8} \)
5$C_2^2$ \( ( 1 + T^{4} )^{2} \)
7$C_2$$\times$$C_2^2$ \( ( 1 - T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
11$C_2^3$ \( 1 - T^{4} + T^{8} \)
17$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
19$C_2$$\times$$C_2^2$ \( ( 1 - T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
23$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
29$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
31$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T^{2} )^{2} \)
37$C_2$$\times$$C_2^2$ \( ( 1 + T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
41$C_2^3$ \( 1 - T^{4} + T^{8} \)
43$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
47$C_2^2$ \( ( 1 + T^{4} )^{2} \)
53$C_2$ \( ( 1 + T^{2} )^{4} \)
59$C_2^3$ \( 1 - T^{4} + T^{8} \)
61$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
67$C_2$$\times$$C_2^2$ \( ( 1 - T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
71$C_2^3$ \( 1 - T^{4} + T^{8} \)
73$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 + T^{2} )^{2} \)
79$C_2$ \( ( 1 + T^{2} )^{4} \)
83$C_2^2$ \( ( 1 + T^{4} )^{2} \)
89$C_2^3$ \( 1 - T^{4} + T^{8} \)
97$C_2$$\times$$C_2^2$ \( ( 1 + T + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
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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

−7.05664712146481997194851636311, −6.76616438476882759252615104054, −6.50127339193516017243931254201, −6.31474192548659897178514497844, −6.17477414005074460699207809921, −5.67487392834577209733013405263, −5.61173532513933884525156385800, −5.44727529413500105361017666323, −5.19795534094704571975896521050, −5.01389372601615699602133953016, −4.71105790625125623305125133738, −4.64762352851899894365460135792, −4.43119338999987451958108208254, −4.01381583352518620004423396348, −3.83953811371073736117525611212, −3.53576311710847286512695306089, −3.40272903615603880908630079838, −2.80054720559142132140513939114, −2.73496951436913743633077015999, −2.62876736595995232556270387518, −2.27257178374952788949614248738, −1.55421796591522024873930573635, −1.46383854567660906090243976228, −1.24913713137494876501298609548, −1.00590992146060072376580203962, 1.00590992146060072376580203962, 1.24913713137494876501298609548, 1.46383854567660906090243976228, 1.55421796591522024873930573635, 2.27257178374952788949614248738, 2.62876736595995232556270387518, 2.73496951436913743633077015999, 2.80054720559142132140513939114, 3.40272903615603880908630079838, 3.53576311710847286512695306089, 3.83953811371073736117525611212, 4.01381583352518620004423396348, 4.43119338999987451958108208254, 4.64762352851899894365460135792, 4.71105790625125623305125133738, 5.01389372601615699602133953016, 5.19795534094704571975896521050, 5.44727529413500105361017666323, 5.61173532513933884525156385800, 5.67487392834577209733013405263, 6.17477414005074460699207809921, 6.31474192548659897178514497844, 6.50127339193516017243931254201, 6.76616438476882759252615104054, 7.05664712146481997194851636311

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