Properties

Label 8-15e8-1.1-c2e4-0-6
Degree $8$
Conductor $2562890625$
Sign $1$
Analytic cond. $1412.76$
Root an. cond. $2.47604$
Motivic weight $2$
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  − 24·11-s + 16·16-s + 100·31-s + 240·41-s − 148·61-s − 528·71-s − 384·101-s − 124·121-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s + 173-s − 384·176-s + 179-s + 181-s + 191-s + 193-s + 197-s + 199-s + 211-s + 223-s + ⋯
L(s)  = 1  − 2.18·11-s + 16-s + 3.22·31-s + 5.85·41-s − 2.42·61-s − 7.43·71-s − 3.80·101-s − 1.02·121-s + 0.00787·127-s + 0.00763·131-s + 0.00729·137-s + 0.00719·139-s + 0.00671·149-s + 0.00662·151-s + 0.00636·157-s + 0.00613·163-s + 0.00598·167-s + 0.00578·173-s − 2.18·176-s + 0.00558·179-s + 0.00552·181-s + 0.00523·191-s + 0.00518·193-s + 0.00507·197-s + 0.00502·199-s + 0.00473·211-s + 0.00448·223-s + ⋯

Functional equation

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

Invariants

Degree: \(8\)
Conductor: \(3^{8} \cdot 5^{8}\)
Sign: $1$
Analytic conductor: \(1412.76\)
Root analytic conductor: \(2.47604\)
Motivic weight: \(2\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 3^{8} \cdot 5^{8} ,\ ( \ : 1, 1, 1, 1 ),\ 1 )\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.483966128\)
\(L(\frac12)\) \(\approx\) \(1.483966128\)
\(L(2)\) 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 \( 1 \)
good2$C_2^3$ \( 1 - p^{4} T^{4} + p^{8} T^{8} \)
7$C_2^3$ \( 1 - 4273 T^{4} + p^{8} T^{8} \)
11$C_2$ \( ( 1 + 6 T + p^{2} T^{2} )^{4} \)
13$C_2^3$ \( 1 + 39599 T^{4} + p^{8} T^{8} \)
17$C_2^3$ \( 1 - 166942 T^{4} + p^{8} T^{8} \)
19$C_2^2$ \( ( 1 - 193 T^{2} + p^{4} T^{4} )^{2} \)
23$C_2^3$ \( 1 + 14882 T^{4} + p^{8} T^{8} \)
29$C_2^2$ \( ( 1 - 1646 T^{2} + p^{4} T^{4} )^{2} \)
31$C_2$ \( ( 1 - 25 T + p^{2} T^{2} )^{4} \)
37$C_2^3$ \( 1 - 1382878 T^{4} + p^{8} T^{8} \)
41$C_2$ \( ( 1 - 60 T + p^{2} T^{2} )^{4} \)
43$C_2^3$ \( 1 + 5447423 T^{4} + p^{8} T^{8} \)
47$C_2^3$ \( 1 + 8816738 T^{4} + p^{8} T^{8} \)
53$C_2^3$ \( 1 + 3737762 T^{4} + p^{8} T^{8} \)
59$C_2^2$ \( ( 1 - 6638 T^{2} + p^{4} T^{4} )^{2} \)
61$C_2$ \( ( 1 + 37 T + p^{2} T^{2} )^{4} \)
67$C_2^3$ \( 1 + 18296783 T^{4} + p^{8} T^{8} \)
71$C_2$ \( ( 1 + 132 T + p^{2} T^{2} )^{4} \)
73$C_2^3$ \( 1 + 32657282 T^{4} + p^{8} T^{8} \)
79$C_2^2$ \( ( 1 - 12382 T^{2} + p^{4} T^{4} )^{2} \)
83$C_2^3$ \( 1 + 94586114 T^{4} + p^{8} T^{8} \)
89$C_2^2$ \( ( 1 + 1582 T^{2} + p^{4} T^{4} )^{2} \)
97$C_2^3$ \( 1 + 137471663 T^{4} + p^{8} T^{8} \)
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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

−8.958321007283697377248895314114, −8.216763257625378124914596223649, −8.098513317015904372407622648540, −7.952023197328658135539066912349, −7.60121954922206006590605326142, −7.56181991852146259686481541420, −7.18408848523524831620009154164, −7.04346289059040179539233832858, −6.16158494089096047510498295222, −6.10296152920069319670427363293, −6.04219386293400109331606502674, −5.94963851198936088537347123490, −5.21695811026559732085479599226, −5.12807853554647832557193359186, −4.80162278849052333867531690604, −4.20837470804404606862626668567, −4.20246612758976653161383971469, −4.02695098136024601350851357510, −2.98303909394624615090210818392, −2.75857922997806676076361024757, −2.74111739385482804770287422619, −2.59808333354384203725002009685, −1.33275656866598676725437277993, −1.31513936021459234549442556532, −0.35755044013390453147128502600, 0.35755044013390453147128502600, 1.31513936021459234549442556532, 1.33275656866598676725437277993, 2.59808333354384203725002009685, 2.74111739385482804770287422619, 2.75857922997806676076361024757, 2.98303909394624615090210818392, 4.02695098136024601350851357510, 4.20246612758976653161383971469, 4.20837470804404606862626668567, 4.80162278849052333867531690604, 5.12807853554647832557193359186, 5.21695811026559732085479599226, 5.94963851198936088537347123490, 6.04219386293400109331606502674, 6.10296152920069319670427363293, 6.16158494089096047510498295222, 7.04346289059040179539233832858, 7.18408848523524831620009154164, 7.56181991852146259686481541420, 7.60121954922206006590605326142, 7.952023197328658135539066912349, 8.098513317015904372407622648540, 8.216763257625378124914596223649, 8.958321007283697377248895314114

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