Properties

Label 2-7920-1.1-c1-0-15
Degree $2$
Conductor $7920$
Sign $1$
Analytic cond. $63.2415$
Root an. cond. $7.95245$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5-s − 2.91·7-s + 11-s + 3.43·13-s − 4.91·17-s + 4.35·19-s + 4.35·23-s + 25-s − 2·29-s + 6.35·31-s + 2.91·35-s + 2·37-s − 2·41-s − 7.27·43-s − 0.354·47-s + 1.51·49-s − 7.83·53-s − 55-s + 6.35·59-s − 15.0·61-s − 3.43·65-s − 1.83·67-s − 0.872·71-s − 10.7·73-s − 2.91·77-s − 2.87·79-s − 17.4·83-s + ⋯
L(s)  = 1  − 0.447·5-s − 1.10·7-s + 0.301·11-s + 0.953·13-s − 1.19·17-s + 0.999·19-s + 0.908·23-s + 0.200·25-s − 0.371·29-s + 1.14·31-s + 0.493·35-s + 0.328·37-s − 0.312·41-s − 1.10·43-s − 0.0517·47-s + 0.216·49-s − 1.07·53-s − 0.134·55-s + 0.827·59-s − 1.92·61-s − 0.426·65-s − 0.224·67-s − 0.103·71-s − 1.25·73-s − 0.332·77-s − 0.323·79-s − 1.91·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7920\)    =    \(2^{4} \cdot 3^{2} \cdot 5 \cdot 11\)
Sign: $1$
Analytic conductor: \(63.2415\)
Root analytic conductor: \(7.95245\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7920,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.417619071\)
\(L(\frac12)\) \(\approx\) \(1.417619071\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + T \)
11 \( 1 - T \)
good7 \( 1 + 2.91T + 7T^{2} \)
13 \( 1 - 3.43T + 13T^{2} \)
17 \( 1 + 4.91T + 17T^{2} \)
19 \( 1 - 4.35T + 19T^{2} \)
23 \( 1 - 4.35T + 23T^{2} \)
29 \( 1 + 2T + 29T^{2} \)
31 \( 1 - 6.35T + 31T^{2} \)
37 \( 1 - 2T + 37T^{2} \)
41 \( 1 + 2T + 41T^{2} \)
43 \( 1 + 7.27T + 43T^{2} \)
47 \( 1 + 0.354T + 47T^{2} \)
53 \( 1 + 7.83T + 53T^{2} \)
59 \( 1 - 6.35T + 59T^{2} \)
61 \( 1 + 15.0T + 61T^{2} \)
67 \( 1 + 1.83T + 67T^{2} \)
71 \( 1 + 0.872T + 71T^{2} \)
73 \( 1 + 10.7T + 73T^{2} \)
79 \( 1 + 2.87T + 79T^{2} \)
83 \( 1 + 17.4T + 83T^{2} \)
89 \( 1 - 16.9T + 89T^{2} \)
97 \( 1 - 16.5T + 97T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−7.76784692966193240770269338095, −7.08829910622908598429026700969, −6.42923900041193145096099218526, −6.00607031873828036620076040268, −4.92186902152704414789994707432, −4.28713143687582927553303061746, −3.31197152145623431429711060555, −3.02496804240663165493719755301, −1.69169927610135160158495235336, −0.59546545722128343648614875853, 0.59546545722128343648614875853, 1.69169927610135160158495235336, 3.02496804240663165493719755301, 3.31197152145623431429711060555, 4.28713143687582927553303061746, 4.92186902152704414789994707432, 6.00607031873828036620076040268, 6.42923900041193145096099218526, 7.08829910622908598429026700969, 7.76784692966193240770269338095

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