Properties

Label 2-7942-1.1-c1-0-13
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 + 0.695·3-s + 4-s − 0.922·5-s − 0.695·6-s + 0.361·7-s − 8-s − 2.51·9-s + 0.922·10-s − 11-s + 0.695·12-s − 3.41·13-s − 0.361·14-s − 0.641·15-s + 16-s + 0.394·17-s + 2.51·18-s − 0.922·20-s + 0.251·21-s + 22-s − 8.03·23-s − 0.695·24-s − 4.14·25-s + 3.41·26-s − 3.83·27-s + 0.361·28-s − 9.79·29-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.401·3-s + 0.5·4-s − 0.412·5-s − 0.283·6-s + 0.136·7-s − 0.353·8-s − 0.838·9-s + 0.291·10-s − 0.301·11-s + 0.200·12-s − 0.946·13-s − 0.0966·14-s − 0.165·15-s + 0.250·16-s + 0.0956·17-s + 0.593·18-s − 0.206·20-s + 0.0548·21-s + 0.213·22-s − 1.67·23-s − 0.141·24-s − 0.829·25-s + 0.668·26-s − 0.738·27-s + 0.0683·28-s − 1.81·29-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

\(L(1)\) \(\approx\) \(0.5988411893\)
\(L(\frac12)\) \(\approx\) \(0.5988411893\)
\(L(\frac{3}{2})\) 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 \( 1 - 0.695T + 3T^{2} \)
5 \( 1 + 0.922T + 5T^{2} \)
7 \( 1 - 0.361T + 7T^{2} \)
13 \( 1 + 3.41T + 13T^{2} \)
17 \( 1 - 0.394T + 17T^{2} \)
23 \( 1 + 8.03T + 23T^{2} \)
29 \( 1 + 9.79T + 29T^{2} \)
31 \( 1 - 0.987T + 31T^{2} \)
37 \( 1 + 9.75T + 37T^{2} \)
41 \( 1 + 0.473T + 41T^{2} \)
43 \( 1 + 4.94T + 43T^{2} \)
47 \( 1 - 10.4T + 47T^{2} \)
53 \( 1 - 12.7T + 53T^{2} \)
59 \( 1 - 13.9T + 59T^{2} \)
61 \( 1 - 10.9T + 61T^{2} \)
67 \( 1 - 8.70T + 67T^{2} \)
71 \( 1 - 5.30T + 71T^{2} \)
73 \( 1 - 10.8T + 73T^{2} \)
79 \( 1 - 2.94T + 79T^{2} \)
83 \( 1 + 8.43T + 83T^{2} \)
89 \( 1 - 6.48T + 89T^{2} \)
97 \( 1 + 8.29T + 97T^{2} \)
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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

−8.031109957065223803166389631816, −7.33501666682782477365857440910, −6.72511368021989168182912992831, −5.57611570659127455389005925445, −5.38094071272319718374822360796, −3.99144755150955465372296296781, −3.54243006707877659213815961996, −2.35483076326657674772814912955, −2.01117215929650084401577053621, −0.38874091002499552831149092781, 0.38874091002499552831149092781, 2.01117215929650084401577053621, 2.35483076326657674772814912955, 3.54243006707877659213815961996, 3.99144755150955465372296296781, 5.38094071272319718374822360796, 5.57611570659127455389005925445, 6.72511368021989168182912992831, 7.33501666682782477365857440910, 8.031109957065223803166389631816

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