Properties

Label 8-525e4-1.1-c0e4-0-1
Degree $8$
Conductor $75969140625$
Sign $1$
Analytic cond. $0.00471265$
Root an. cond. $0.511868$
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  + 2·4-s + 9-s + 16-s − 2·19-s − 4·31-s + 2·36-s + 49-s + 2·61-s − 2·64-s − 4·76-s − 2·79-s − 2·109-s − 2·121-s − 8·124-s + 127-s + 131-s + 137-s + 139-s + 144-s + 149-s + 151-s + 157-s + 163-s + 167-s + 2·169-s − 2·171-s + 173-s + ⋯
L(s)  = 1  + 2·4-s + 9-s + 16-s − 2·19-s − 4·31-s + 2·36-s + 49-s + 2·61-s − 2·64-s − 4·76-s − 2·79-s − 2·109-s − 2·121-s − 8·124-s + 127-s + 131-s + 137-s + 139-s + 144-s + 149-s + 151-s + 157-s + 163-s + 167-s + 2·169-s − 2·171-s + 173-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{4} \cdot 5^{8} \cdot 7^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut &\left(3^{4} \cdot 5^{8} \cdot 7^{4}\right)^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr=\mathstrut & \,\Lambda(1-s)\end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(3^{4} \cdot 5^{8} \cdot 7^{4}\)
Sign: $1$
Analytic conductor: \(0.00471265\)
Root analytic conductor: \(0.511868\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 3^{4} \cdot 5^{8} \cdot 7^{4} ,\ ( \ : 0, 0, 0, 0 ),\ 1 )\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.9002772190\)
\(L(\frac12)\) \(\approx\) \(0.9002772190\)
\(L(1)\) 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$C_2^2$ \( 1 - T^{2} + T^{4} \)
5 \( 1 \)
7$C_2^2$ \( 1 - T^{2} + T^{4} \)
good2$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
11$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
13$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
17$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
19$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 - T + T^{2} )^{2} \)
23$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
29$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
31$C_2$ \( ( 1 + T + T^{2} )^{4} \)
37$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
41$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
43$C_2$ \( ( 1 + T^{2} )^{4} \)
47$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
53$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
59$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
61$C_1$$\times$$C_2$ \( ( 1 - T )^{4}( 1 + T + T^{2} )^{2} \)
67$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
71$C_1$$\times$$C_1$ \( ( 1 - T )^{4}( 1 + T )^{4} \)
73$C_2$$\times$$C_2^2$ \( ( 1 + T^{2} )^{2}( 1 - T^{2} + T^{4} ) \)
79$C_1$$\times$$C_2$ \( ( 1 + T )^{4}( 1 - T + T^{2} )^{2} \)
83$C_2$ \( ( 1 + T^{2} )^{4} \)
89$C_2$ \( ( 1 - T + T^{2} )^{2}( 1 + T + T^{2} )^{2} \)
97$C_2^2$ \( ( 1 - T^{2} + T^{4} )^{2} \)
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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

−8.070664119349607603211823988416, −7.67425609426367665189068310467, −7.52305118607046320499038417515, −7.17021858082527622158894999152, −7.14948455464147816042188569858, −6.78204462194694503729236379369, −6.71585031807982118020629669133, −6.67304428559958013983450015879, −6.21648645733122950963363322555, −5.82541780777366235135103980737, −5.67969635074650773342840217999, −5.40749832722790060450139866586, −5.38568501068442250150551148058, −4.72499988851361415917537063770, −4.37968090057031358885415286030, −4.29285374354381864229391367999, −3.92913329207248560771198678931, −3.80054616729598062928015936041, −3.14017202034808787869760428142, −3.12563581516482922057166614727, −2.57763652978907088229204792629, −2.15564969205768814216054890916, −1.94263208975749447212563756240, −1.88230425332256657895875120726, −1.31700970631783550491257665869, 1.31700970631783550491257665869, 1.88230425332256657895875120726, 1.94263208975749447212563756240, 2.15564969205768814216054890916, 2.57763652978907088229204792629, 3.12563581516482922057166614727, 3.14017202034808787869760428142, 3.80054616729598062928015936041, 3.92913329207248560771198678931, 4.29285374354381864229391367999, 4.37968090057031358885415286030, 4.72499988851361415917537063770, 5.38568501068442250150551148058, 5.40749832722790060450139866586, 5.67969635074650773342840217999, 5.82541780777366235135103980737, 6.21648645733122950963363322555, 6.67304428559958013983450015879, 6.71585031807982118020629669133, 6.78204462194694503729236379369, 7.14948455464147816042188569858, 7.17021858082527622158894999152, 7.52305118607046320499038417515, 7.67425609426367665189068310467, 8.070664119349607603211823988416

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