Properties

Label 2-7942-1.1-c1-0-132
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 − 1.79·3-s + 4-s + 3.79·5-s + 1.79·6-s − 4.79·7-s − 8-s + 0.208·9-s − 3.79·10-s + 11-s − 1.79·12-s − 1.20·13-s + 4.79·14-s − 6.79·15-s + 16-s − 7.58·17-s − 0.208·18-s + 3.79·20-s + 8.58·21-s − 22-s − 1.58·23-s + 1.79·24-s + 9.37·25-s + 1.20·26-s + 5.00·27-s − 4.79·28-s − 2.20·29-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.03·3-s + 0.5·4-s + 1.69·5-s + 0.731·6-s − 1.81·7-s − 0.353·8-s + 0.0695·9-s − 1.19·10-s + 0.301·11-s − 0.517·12-s − 0.335·13-s + 1.28·14-s − 1.75·15-s + 0.250·16-s − 1.83·17-s − 0.0491·18-s + 0.847·20-s + 1.87·21-s − 0.213·22-s − 0.329·23-s + 0.365·24-s + 1.87·25-s + 0.237·26-s + 0.962·27-s − 0.905·28-s − 0.410·29-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 \( 1 + 1.79T + 3T^{2} \)
5 \( 1 - 3.79T + 5T^{2} \)
7 \( 1 + 4.79T + 7T^{2} \)
13 \( 1 + 1.20T + 13T^{2} \)
17 \( 1 + 7.58T + 17T^{2} \)
23 \( 1 + 1.58T + 23T^{2} \)
29 \( 1 + 2.20T + 29T^{2} \)
31 \( 1 - 10.7T + 31T^{2} \)
37 \( 1 + 8T + 37T^{2} \)
41 \( 1 - 0.791T + 41T^{2} \)
43 \( 1 - 7.37T + 43T^{2} \)
47 \( 1 - 9.16T + 47T^{2} \)
53 \( 1 - 1.58T + 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 2T + 61T^{2} \)
67 \( 1 - 4.79T + 67T^{2} \)
71 \( 1 - 11.3T + 71T^{2} \)
73 \( 1 - 9.58T + 73T^{2} \)
79 \( 1 - 5.58T + 79T^{2} \)
83 \( 1 + 3.79T + 83T^{2} \)
89 \( 1 - 4.41T + 89T^{2} \)
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

−7.05151318579216146064849739887, −6.62154549270614853275151372263, −6.26735629961118064050323476374, −5.73249449708364063219426345737, −4.98425980847218093979042225129, −3.88447318472885039949107908059, −2.63050831420792228381788948604, −2.33455248210692440295538889504, −0.979937419982257027322663988336, 0, 0.979937419982257027322663988336, 2.33455248210692440295538889504, 2.63050831420792228381788948604, 3.88447318472885039949107908059, 4.98425980847218093979042225129, 5.73249449708364063219426345737, 6.26735629961118064050323476374, 6.62154549270614853275151372263, 7.05151318579216146064849739887

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