Properties

Label 2-7942-1.1-c1-0-150
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 1.31·3-s + 4-s − 3.25·5-s − 1.31·6-s + 0.670·7-s − 8-s − 1.28·9-s + 3.25·10-s + 11-s + 1.31·12-s − 2.21·13-s − 0.670·14-s − 4.26·15-s + 16-s − 6.10·17-s + 1.28·18-s − 3.25·20-s + 0.879·21-s − 22-s + 8.37·23-s − 1.31·24-s + 5.56·25-s + 2.21·26-s − 5.61·27-s + 0.670·28-s − 1.33·29-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.757·3-s + 0.5·4-s − 1.45·5-s − 0.535·6-s + 0.253·7-s − 0.353·8-s − 0.426·9-s + 1.02·10-s + 0.301·11-s + 0.378·12-s − 0.615·13-s − 0.179·14-s − 1.10·15-s + 0.250·16-s − 1.48·17-s + 0.301·18-s − 0.726·20-s + 0.191·21-s − 0.213·22-s + 1.74·23-s − 0.267·24-s + 1.11·25-s + 0.434·26-s − 1.08·27-s + 0.126·28-s − 0.247·29-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: \(1\)
Selberg data: \((2,\ 7942,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.31T + 3T^{2} \)
5 \( 1 + 3.25T + 5T^{2} \)
7 \( 1 - 0.670T + 7T^{2} \)
13 \( 1 + 2.21T + 13T^{2} \)
17 \( 1 + 6.10T + 17T^{2} \)
23 \( 1 - 8.37T + 23T^{2} \)
29 \( 1 + 1.33T + 29T^{2} \)
31 \( 1 - 9.63T + 31T^{2} \)
37 \( 1 - 3.75T + 37T^{2} \)
41 \( 1 + 5.10T + 41T^{2} \)
43 \( 1 - 10.9T + 43T^{2} \)
47 \( 1 - 6.15T + 47T^{2} \)
53 \( 1 - 9.75T + 53T^{2} \)
59 \( 1 - 9.12T + 59T^{2} \)
61 \( 1 - 7.49T + 61T^{2} \)
67 \( 1 + 4.55T + 67T^{2} \)
71 \( 1 + 2.89T + 71T^{2} \)
73 \( 1 + 2.93T + 73T^{2} \)
79 \( 1 + 14.9T + 79T^{2} \)
83 \( 1 + 2.91T + 83T^{2} \)
89 \( 1 + 7.36T + 89T^{2} \)
97 \( 1 + 3.33T + 97T^{2} \)
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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

−7.52929394737101718352862511592, −7.16335974221616060182654768924, −6.44213955996482390076856728807, −5.33573853860229163583368022572, −4.42512502610555318667942378463, −3.90010341981061542075594397589, −2.82791954941410500375679263264, −2.48899669821496214339104473394, −1.06692589099561376294406775299, 0, 1.06692589099561376294406775299, 2.48899669821496214339104473394, 2.82791954941410500375679263264, 3.90010341981061542075594397589, 4.42512502610555318667942378463, 5.33573853860229163583368022572, 6.44213955996482390076856728807, 7.16335974221616060182654768924, 7.52929394737101718352862511592

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