Properties

Label 2-7803-1.1-c1-0-246
Degree $2$
Conductor $7803$
Sign $-1$
Analytic cond. $62.3072$
Root an. cond. $7.89349$
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  − 2·4-s + 7-s + 5·13-s + 4·16-s − 7·19-s − 5·25-s − 2·28-s + 4·31-s − 11·37-s + 8·43-s − 6·49-s − 10·52-s + 61-s − 8·64-s + 5·67-s + 7·73-s + 14·76-s − 17·79-s + 5·91-s + 19·97-s + 10·100-s − 13·103-s − 2·109-s + 4·112-s + ⋯
L(s)  = 1  − 4-s + 0.377·7-s + 1.38·13-s + 16-s − 1.60·19-s − 25-s − 0.377·28-s + 0.718·31-s − 1.80·37-s + 1.21·43-s − 6/7·49-s − 1.38·52-s + 0.128·61-s − 64-s + 0.610·67-s + 0.819·73-s + 1.60·76-s − 1.91·79-s + 0.524·91-s + 1.92·97-s + 100-s − 1.28·103-s − 0.191·109-s + 0.377·112-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7803 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7803 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7803\)    =    \(3^{3} \cdot 17^{2}\)
Sign: $-1$
Analytic conductor: \(62.3072\)
Root analytic conductor: \(7.89349\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 7803,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 \)
17 \( 1 \)
good2 \( 1 + p T^{2} \)
5 \( 1 + p T^{2} \)
7 \( 1 - T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 5 T + p T^{2} \)
19 \( 1 + 7 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 11 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - T + p T^{2} \)
67 \( 1 - 5 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 7 T + p T^{2} \)
79 \( 1 + 17 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 - 19 T + p T^{2} \)
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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

−7.73555418303022546350474382284, −6.71007189646149044087785786857, −6.05261256470973018797384585073, −5.41879491955347593603656581049, −4.55135766529264807402906794900, −4.00653799444701003240685090593, −3.35759065619796747743550815545, −2.11720214723806627370982255410, −1.19921815997042263362560685425, 0, 1.19921815997042263362560685425, 2.11720214723806627370982255410, 3.35759065619796747743550815545, 4.00653799444701003240685090593, 4.55135766529264807402906794900, 5.41879491955347593603656581049, 6.05261256470973018797384585073, 6.71007189646149044087785786857, 7.73555418303022546350474382284

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