Properties

Label 8-21e8-1.1-c6e4-0-1
Degree $8$
Conductor $37822859361$
Sign $1$
Analytic cond. $1.05943\times 10^{8}$
Root an. cond. $10.0724$
Motivic weight $6$
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  + 5.98e3·16-s + 6.25e4·25-s + 2.15e5·67-s + 3.71e6·79-s + 127-s + 131-s + 137-s + 139-s + 149-s + 151-s + 157-s + 163-s + 167-s − 1.93e7·169-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  + 1.46·16-s + 4·25-s + 0.717·67-s + 7.53·79-s − 4·169-s + ⋯

Functional equation

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

Invariants

Degree: \(8\)
Conductor: \(3^{8} \cdot 7^{8}\)
Sign: $1$
Analytic conductor: \(1.05943\times 10^{8}\)
Root analytic conductor: \(10.0724\)
Motivic weight: \(6\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 3^{8} \cdot 7^{8} ,\ ( \ : 3, 3, 3, 3 ),\ 1 )\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(9.016587083\)
\(L(\frac12)\) \(\approx\) \(9.016587083\)
\(L(4)\) 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 \( 1 \)
7 \( 1 \)
good2$C_2^3$ \( 1 - 5983 T^{4} + p^{24} T^{8} \)
5$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
11$C_2^3$ \( 1 - 6183023585758 T^{4} + p^{24} T^{8} \)
13$C_2$ \( ( 1 + p^{6} T^{2} )^{4} \)
17$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
19$C_2$ \( ( 1 + p^{6} T^{2} )^{4} \)
23$C_2^3$ \( 1 + 4907043591387842 T^{4} + p^{24} T^{8} \)
29$C_2^3$ \( 1 - 161104468562341918 T^{4} + p^{24} T^{8} \)
31$C_2$ \( ( 1 + p^{6} T^{2} )^{4} \)
37$C_2^2$ \( ( 1 + 5108772818 T^{2} + p^{12} T^{4} )^{2} \)
41$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
43$C_2^2$ \( ( 1 + 3388378898 T^{2} + p^{12} T^{4} )^{2} \)
47$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
53$C_2^3$ \( 1 + \)\(76\!\cdots\!82\)\( T^{4} + p^{24} T^{8} \)
59$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
61$C_2$ \( ( 1 + p^{6} T^{2} )^{4} \)
67$C_2$ \( ( 1 - 53926 T + p^{6} T^{2} )^{4} \)
71$C_2^3$ \( 1 + \)\(61\!\cdots\!82\)\( T^{4} + p^{24} T^{8} \)
73$C_2$ \( ( 1 + p^{6} T^{2} )^{4} \)
79$C_2$ \( ( 1 - 929378 T + p^{6} T^{2} )^{4} \)
83$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
89$C_1$$\times$$C_1$ \( ( 1 - p^{3} T )^{4}( 1 + p^{3} T )^{4} \)
97$C_2$ \( ( 1 + p^{6} T^{2} )^{4} \)
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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

−7.18422811778529935442572068653, −6.60684758489595526663176487965, −6.51269656975138188211243221214, −6.34750421915731901522792309501, −6.23722435632864315429698735538, −5.73591529372381699797057966105, −5.28929592276057384098839443123, −5.23556180686404266210742028250, −5.13005379572811586836439290406, −4.75064457191277453525713439690, −4.64367630583306731908018394870, −4.07568624223204238990916426308, −3.94099184976115612937135397434, −3.55435677212633233945234024435, −3.22190568387535260920457719597, −3.14595129882137540185181617874, −2.89998785218860511647655278333, −2.33495180994586547276611234722, −2.23398721382805402051870178782, −1.87577923238335804726227898178, −1.39965543654658930638383608683, −0.954375291428886730553209119868, −0.904822963802433402650403273195, −0.72898344072074553973700614677, −0.29781369400408181886143176850, 0.29781369400408181886143176850, 0.72898344072074553973700614677, 0.904822963802433402650403273195, 0.954375291428886730553209119868, 1.39965543654658930638383608683, 1.87577923238335804726227898178, 2.23398721382805402051870178782, 2.33495180994586547276611234722, 2.89998785218860511647655278333, 3.14595129882137540185181617874, 3.22190568387535260920457719597, 3.55435677212633233945234024435, 3.94099184976115612937135397434, 4.07568624223204238990916426308, 4.64367630583306731908018394870, 4.75064457191277453525713439690, 5.13005379572811586836439290406, 5.23556180686404266210742028250, 5.28929592276057384098839443123, 5.73591529372381699797057966105, 6.23722435632864315429698735538, 6.34750421915731901522792309501, 6.51269656975138188211243221214, 6.60684758489595526663176487965, 7.18422811778529935442572068653

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