Properties

Label 2-7942-1.1-c1-0-256
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 + 0.523·3-s + 4-s + 2.72·5-s + 0.523·6-s − 4.67·7-s + 8-s − 2.72·9-s + 2.72·10-s − 11-s + 0.523·12-s + 2.67·13-s − 4.67·14-s + 1.42·15-s + 16-s + 0.201·17-s − 2.72·18-s + 2.72·20-s − 2.45·21-s − 22-s − 1.79·23-s + 0.523·24-s + 2.42·25-s + 2.67·26-s − 3·27-s − 4.67·28-s + 4.92·29-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.302·3-s + 0.5·4-s + 1.21·5-s + 0.213·6-s − 1.76·7-s + 0.353·8-s − 0.908·9-s + 0.861·10-s − 0.301·11-s + 0.151·12-s + 0.742·13-s − 1.25·14-s + 0.368·15-s + 0.250·16-s + 0.0488·17-s − 0.642·18-s + 0.609·20-s − 0.534·21-s − 0.213·22-s − 0.375·23-s + 0.106·24-s + 0.485·25-s + 0.525·26-s − 0.577·27-s − 0.883·28-s + 0.914·29-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 \( 1 - 0.523T + 3T^{2} \)
5 \( 1 - 2.72T + 5T^{2} \)
7 \( 1 + 4.67T + 7T^{2} \)
13 \( 1 - 2.67T + 13T^{2} \)
17 \( 1 - 0.201T + 17T^{2} \)
23 \( 1 + 1.79T + 23T^{2} \)
29 \( 1 - 4.92T + 29T^{2} \)
31 \( 1 - 2.57T + 31T^{2} \)
37 \( 1 + 4.40T + 37T^{2} \)
41 \( 1 + 4.97T + 41T^{2} \)
43 \( 1 + 11.7T + 43T^{2} \)
47 \( 1 + 12.4T + 47T^{2} \)
53 \( 1 - 4.10T + 53T^{2} \)
59 \( 1 - 5.24T + 59T^{2} \)
61 \( 1 - 1.59T + 61T^{2} \)
67 \( 1 + 9.08T + 67T^{2} \)
71 \( 1 + 12.8T + 71T^{2} \)
73 \( 1 - 2.20T + 73T^{2} \)
79 \( 1 + 11.8T + 79T^{2} \)
83 \( 1 + 13.6T + 83T^{2} \)
89 \( 1 - 5.45T + 89T^{2} \)
97 \( 1 + 16.8T + 97T^{2} \)
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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

−7.18900046192198640125843380431, −6.51167339999349259858063176736, −6.08944499686154071586968192250, −5.61347533713577982534564988568, −4.78140971530590111503041636912, −3.60399909123137019320919707806, −3.13967765210225317753310118247, −2.52798494532862335140905539990, −1.55916907006497981232321555379, 0, 1.55916907006497981232321555379, 2.52798494532862335140905539990, 3.13967765210225317753310118247, 3.60399909123137019320919707806, 4.78140971530590111503041636912, 5.61347533713577982534564988568, 6.08944499686154071586968192250, 6.51167339999349259858063176736, 7.18900046192198640125843380431

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