Properties

Label 2-7942-1.1-c1-0-134
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 − 0.909·3-s + 4-s − 4.17·5-s + 0.909·6-s + 4.37·7-s − 8-s − 2.17·9-s + 4.17·10-s + 11-s − 0.909·12-s + 4.01·13-s − 4.37·14-s + 3.79·15-s + 16-s − 4.33·17-s + 2.17·18-s − 4.17·20-s − 3.98·21-s − 22-s + 1.15·23-s + 0.909·24-s + 12.4·25-s − 4.01·26-s + 4.70·27-s + 4.37·28-s − 7.57·29-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.525·3-s + 0.5·4-s − 1.86·5-s + 0.371·6-s + 1.65·7-s − 0.353·8-s − 0.724·9-s + 1.32·10-s + 0.301·11-s − 0.262·12-s + 1.11·13-s − 1.16·14-s + 0.980·15-s + 0.250·16-s − 1.05·17-s + 0.511·18-s − 0.933·20-s − 0.868·21-s − 0.213·22-s + 0.240·23-s + 0.185·24-s + 2.48·25-s − 0.786·26-s + 0.905·27-s + 0.826·28-s − 1.40·29-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 \( 1 + 0.909T + 3T^{2} \)
5 \( 1 + 4.17T + 5T^{2} \)
7 \( 1 - 4.37T + 7T^{2} \)
13 \( 1 - 4.01T + 13T^{2} \)
17 \( 1 + 4.33T + 17T^{2} \)
23 \( 1 - 1.15T + 23T^{2} \)
29 \( 1 + 7.57T + 29T^{2} \)
31 \( 1 - 0.591T + 31T^{2} \)
37 \( 1 + 4.27T + 37T^{2} \)
41 \( 1 + 4.60T + 41T^{2} \)
43 \( 1 - 2.83T + 43T^{2} \)
47 \( 1 + 4.67T + 47T^{2} \)
53 \( 1 - 8.70T + 53T^{2} \)
59 \( 1 - 4.57T + 59T^{2} \)
61 \( 1 + 13.9T + 61T^{2} \)
67 \( 1 + 0.442T + 67T^{2} \)
71 \( 1 - 5.37T + 71T^{2} \)
73 \( 1 + 13.4T + 73T^{2} \)
79 \( 1 - 15.8T + 79T^{2} \)
83 \( 1 + 9.76T + 83T^{2} \)
89 \( 1 - 2.96T + 89T^{2} \)
97 \( 1 - 5.86T + 97T^{2} \)
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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

−7.60670081681126920056730028652, −7.06842200766863929008964482884, −6.24282474608147328972108143106, −5.34012511462049778651407312422, −4.63918199277990450413540394875, −3.95624825426937105338118974340, −3.20478181633146081671523994838, −1.96217735757310040073398923913, −0.989230996650914393915736808784, 0, 0.989230996650914393915736808784, 1.96217735757310040073398923913, 3.20478181633146081671523994838, 3.95624825426937105338118974340, 4.63918199277990450413540394875, 5.34012511462049778651407312422, 6.24282474608147328972108143106, 7.06842200766863929008964482884, 7.60670081681126920056730028652

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