Properties

Label 2-7942-1.1-c1-0-102
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 − 2.44·3-s + 4-s + 2.44·6-s − 2.44·7-s − 8-s + 2.99·9-s − 11-s − 2.44·12-s + 3.89·13-s + 2.44·14-s + 16-s − 4.44·17-s − 2.99·18-s + 5.99·21-s + 22-s + 0.898·23-s + 2.44·24-s − 5·25-s − 3.89·26-s − 2.44·28-s − 1.89·29-s + 2·31-s − 32-s + 2.44·33-s + 4.44·34-s + 2.99·36-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.41·3-s + 0.5·4-s + 0.999·6-s − 0.925·7-s − 0.353·8-s + 0.999·9-s − 0.301·11-s − 0.707·12-s + 1.08·13-s + 0.654·14-s + 0.250·16-s − 1.07·17-s − 0.707·18-s + 1.30·21-s + 0.213·22-s + 0.187·23-s + 0.499·24-s − 25-s − 0.764·26-s − 0.462·28-s − 0.352·29-s + 0.359·31-s − 0.176·32-s + 0.426·33-s + 0.763·34-s + 0.499·36-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 \( 1 + 2.44T + 3T^{2} \)
5 \( 1 + 5T^{2} \)
7 \( 1 + 2.44T + 7T^{2} \)
13 \( 1 - 3.89T + 13T^{2} \)
17 \( 1 + 4.44T + 17T^{2} \)
23 \( 1 - 0.898T + 23T^{2} \)
29 \( 1 + 1.89T + 29T^{2} \)
31 \( 1 - 2T + 31T^{2} \)
37 \( 1 - 8.44T + 37T^{2} \)
41 \( 1 + 7.55T + 41T^{2} \)
43 \( 1 - 9.44T + 43T^{2} \)
47 \( 1 + 6.55T + 47T^{2} \)
53 \( 1 + 7.79T + 53T^{2} \)
59 \( 1 - 2.89T + 59T^{2} \)
61 \( 1 - 7.89T + 61T^{2} \)
67 \( 1 - 9.55T + 67T^{2} \)
71 \( 1 - 7.44T + 71T^{2} \)
73 \( 1 + 14.4T + 73T^{2} \)
79 \( 1 - 4.44T + 79T^{2} \)
83 \( 1 + 5.44T + 83T^{2} \)
89 \( 1 + 9T + 89T^{2} \)
97 \( 1 - 3.89T + 97T^{2} \)
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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

−7.35037309584281506649581864380, −6.62985388894284641317021845969, −6.19181384437433359119976468970, −5.73350518428279785657722343050, −4.80341729395932522622836360021, −3.96250143451072115134435815326, −3.05078388503348811126931912402, −1.98568635131221858174912307971, −0.853207073274883459326526730479, 0, 0.853207073274883459326526730479, 1.98568635131221858174912307971, 3.05078388503348811126931912402, 3.96250143451072115134435815326, 4.80341729395932522622836360021, 5.73350518428279785657722343050, 6.19181384437433359119976468970, 6.62985388894284641317021845969, 7.35037309584281506649581864380

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