Properties

Label 2-7942-1.1-c1-0-121
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 − 0.381·3-s + 4-s − 0.381·5-s + 0.381·6-s − 1.85·7-s − 8-s − 2.85·9-s + 0.381·10-s − 11-s − 0.381·12-s − 5.85·13-s + 1.85·14-s + 0.145·15-s + 16-s + 6.47·17-s + 2.85·18-s − 0.381·20-s + 0.708·21-s + 22-s + 4.76·23-s + 0.381·24-s − 4.85·25-s + 5.85·26-s + 2.23·27-s − 1.85·28-s + 8.09·29-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.220·3-s + 0.5·4-s − 0.170·5-s + 0.155·6-s − 0.700·7-s − 0.353·8-s − 0.951·9-s + 0.120·10-s − 0.301·11-s − 0.110·12-s − 1.62·13-s + 0.495·14-s + 0.0376·15-s + 0.250·16-s + 1.56·17-s + 0.672·18-s − 0.0854·20-s + 0.154·21-s + 0.213·22-s + 0.993·23-s + 0.0779·24-s − 0.970·25-s + 1.14·26-s + 0.430·27-s − 0.350·28-s + 1.50·29-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 \( 1 + 0.381T + 3T^{2} \)
5 \( 1 + 0.381T + 5T^{2} \)
7 \( 1 + 1.85T + 7T^{2} \)
13 \( 1 + 5.85T + 13T^{2} \)
17 \( 1 - 6.47T + 17T^{2} \)
23 \( 1 - 4.76T + 23T^{2} \)
29 \( 1 - 8.09T + 29T^{2} \)
31 \( 1 + 0.145T + 31T^{2} \)
37 \( 1 + 1.23T + 37T^{2} \)
41 \( 1 + 1.09T + 41T^{2} \)
43 \( 1 + 2.38T + 43T^{2} \)
47 \( 1 - 9.23T + 47T^{2} \)
53 \( 1 + 6.76T + 53T^{2} \)
59 \( 1 - 4.94T + 59T^{2} \)
61 \( 1 - 7.70T + 61T^{2} \)
67 \( 1 - 11.0T + 67T^{2} \)
71 \( 1 + 7.14T + 71T^{2} \)
73 \( 1 - 9.23T + 73T^{2} \)
79 \( 1 + 3.23T + 79T^{2} \)
83 \( 1 - 0.0901T + 83T^{2} \)
89 \( 1 - 16.6T + 89T^{2} \)
97 \( 1 - 8T + 97T^{2} \)
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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

−7.63323363181706286977588634429, −6.88006258807569534217758765166, −6.24770479091098462793458189517, −5.37691403989580382759315546853, −4.96889482335108073732989104262, −3.66182980426072345471026057119, −2.92158841943222128827299743767, −2.36000701515430917735766223140, −0.937974993016543774786215951119, 0, 0.937974993016543774786215951119, 2.36000701515430917735766223140, 2.92158841943222128827299743767, 3.66182980426072345471026057119, 4.96889482335108073732989104262, 5.37691403989580382759315546853, 6.24770479091098462793458189517, 6.88006258807569534217758765166, 7.63323363181706286977588634429

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