Properties

Label 2-7942-1.1-c1-0-133
Degree $2$
Conductor $7942$
Sign $-1$
Analytic cond. $63.4171$
Root an. cond. $7.96349$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 3·3-s + 4-s − 2·5-s + 3·6-s + 7-s − 8-s + 6·9-s + 2·10-s + 11-s − 3·12-s + 7·13-s − 14-s + 6·15-s + 16-s − 3·17-s − 6·18-s − 2·20-s − 3·21-s − 22-s + 3·23-s + 3·24-s − 25-s − 7·26-s − 9·27-s + 28-s − 29-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.73·3-s + 1/2·4-s − 0.894·5-s + 1.22·6-s + 0.377·7-s − 0.353·8-s + 2·9-s + 0.632·10-s + 0.301·11-s − 0.866·12-s + 1.94·13-s − 0.267·14-s + 1.54·15-s + 1/4·16-s − 0.727·17-s − 1.41·18-s − 0.447·20-s − 0.654·21-s − 0.213·22-s + 0.625·23-s + 0.612·24-s − 1/5·25-s − 1.37·26-s − 1.73·27-s + 0.188·28-s − 0.185·29-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: yes
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 \( 1 + p T + p T^{2} \)
5 \( 1 + 2 T + p T^{2} \)
7 \( 1 - T + p T^{2} \)
13 \( 1 - 7 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
23 \( 1 - 3 T + p T^{2} \)
29 \( 1 + T + p T^{2} \)
31 \( 1 + 2 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 3 T + p T^{2} \)
59 \( 1 + 7 T + p T^{2} \)
61 \( 1 + 12 T + p T^{2} \)
67 \( 1 + 15 T + p T^{2} \)
71 \( 1 + 6 T + p T^{2} \)
73 \( 1 + 9 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 16 T + p T^{2} \)
89 \( 1 - 16 T + p T^{2} \)
97 \( 1 + 8 T + p T^{2} \)
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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

−7.56891805032563490356970753775, −6.64377508580220293249150093596, −6.22147499388149241476252316793, −5.65359920091342225333113667452, −4.62954857802467523299449998726, −4.14162415873467425133031830764, −3.22635364943880482649332003324, −1.67129328262541880123849899590, −0.988575506729953049874948003886, 0, 0.988575506729953049874948003886, 1.67129328262541880123849899590, 3.22635364943880482649332003324, 4.14162415873467425133031830764, 4.62954857802467523299449998726, 5.65359920091342225333113667452, 6.22147499388149241476252316793, 6.64377508580220293249150093596, 7.56891805032563490356970753775

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