Properties

Label 2-7942-1.1-c1-0-115
Degree $2$
Conductor $7942$
Sign $1$
Analytic cond. $63.4171$
Root an. cond. $7.96349$
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  + 2-s − 0.618·3-s + 4-s + 3.85·5-s − 0.618·6-s − 1.23·7-s + 8-s − 2.61·9-s + 3.85·10-s + 11-s − 0.618·12-s + 0.763·13-s − 1.23·14-s − 2.38·15-s + 16-s − 2.47·17-s − 2.61·18-s + 3.85·20-s + 0.763·21-s + 22-s + 3.85·23-s − 0.618·24-s + 9.85·25-s + 0.763·26-s + 3.47·27-s − 1.23·28-s + 1.52·29-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.356·3-s + 0.5·4-s + 1.72·5-s − 0.252·6-s − 0.467·7-s + 0.353·8-s − 0.872·9-s + 1.21·10-s + 0.301·11-s − 0.178·12-s + 0.211·13-s − 0.330·14-s − 0.615·15-s + 0.250·16-s − 0.599·17-s − 0.617·18-s + 0.861·20-s + 0.166·21-s + 0.213·22-s + 0.803·23-s − 0.126·24-s + 1.97·25-s + 0.149·26-s + 0.668·27-s − 0.233·28-s + 0.283·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7942 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7942 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7942\)    =    \(2 \cdot 11 \cdot 19^{2}\)
Sign: $1$
Analytic conductor: \(63.4171\)
Root analytic conductor: \(7.96349\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7942,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.893770328\)
\(L(\frac12)\) \(\approx\) \(3.893770328\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
11 \( 1 - T \)
19 \( 1 \)
good3 \( 1 + 0.618T + 3T^{2} \)
5 \( 1 - 3.85T + 5T^{2} \)
7 \( 1 + 1.23T + 7T^{2} \)
13 \( 1 - 0.763T + 13T^{2} \)
17 \( 1 + 2.47T + 17T^{2} \)
23 \( 1 - 3.85T + 23T^{2} \)
29 \( 1 - 1.52T + 29T^{2} \)
31 \( 1 - 5.09T + 31T^{2} \)
37 \( 1 - 7.61T + 37T^{2} \)
41 \( 1 - 6.94T + 41T^{2} \)
43 \( 1 - 1.23T + 43T^{2} \)
47 \( 1 + 8.09T + 47T^{2} \)
53 \( 1 + 7.85T + 53T^{2} \)
59 \( 1 - 1.14T + 59T^{2} \)
61 \( 1 + 10.9T + 61T^{2} \)
67 \( 1 + 10.8T + 67T^{2} \)
71 \( 1 - 10.4T + 71T^{2} \)
73 \( 1 - 7.70T + 73T^{2} \)
79 \( 1 - 7.52T + 79T^{2} \)
83 \( 1 - 6T + 83T^{2} \)
89 \( 1 - 4.85T + 89T^{2} \)
97 \( 1 + 7.52T + 97T^{2} \)
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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

−7.72523634000632720572484590598, −6.65555526162907147247212214304, −6.19923108327823659513937373247, −6.01441610941437545266970421446, −5.02187629087010750177594029915, −4.63091493511348701507694025635, −3.31634582528093141760363312500, −2.73328489930070959767425870474, −1.97373270537036396784146950833, −0.906268584465453014272905376262, 0.906268584465453014272905376262, 1.97373270537036396784146950833, 2.73328489930070959767425870474, 3.31634582528093141760363312500, 4.63091493511348701507694025635, 5.02187629087010750177594029915, 6.01441610941437545266970421446, 6.19923108327823659513937373247, 6.65555526162907147247212214304, 7.72523634000632720572484590598

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