Properties

Label 2-7803-1.1-c1-0-256
Degree $2$
Conductor $7803$
Sign $1$
Analytic cond. $62.3072$
Root an. cond. $7.89349$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.39·2-s + 3.73·4-s + 1.73·5-s + 1.75·7-s + 4.14·8-s + 4.14·10-s + 2·11-s + 2.46·13-s + 4.19·14-s + 2.46·16-s + 3.19·19-s + 6.46·20-s + 4.78·22-s − 1.53·23-s − 2.00·25-s + 5.89·26-s + 6.54·28-s − 1.73·29-s + 9.57·31-s − 2.39·32-s + 3.03·35-s − 10.0·37-s + 7.65·38-s + 7.18·40-s + 10.6·41-s − 3.73·43-s + 7.46·44-s + ⋯
L(s)  = 1  + 1.69·2-s + 1.86·4-s + 0.774·5-s + 0.662·7-s + 1.46·8-s + 1.31·10-s + 0.603·11-s + 0.683·13-s + 1.12·14-s + 0.616·16-s + 0.733·19-s + 1.44·20-s + 1.02·22-s − 0.320·23-s − 0.400·25-s + 1.15·26-s + 1.23·28-s − 0.321·29-s + 1.72·31-s − 0.423·32-s + 0.513·35-s − 1.65·37-s + 1.24·38-s + 1.13·40-s + 1.66·41-s − 0.569·43-s + 1.12·44-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7803,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(8.293118226\)
\(L(\frac12)\) \(\approx\) \(8.293118226\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.39T + 2T^{2} \)
5 \( 1 - 1.73T + 5T^{2} \)
7 \( 1 - 1.75T + 7T^{2} \)
11 \( 1 - 2T + 11T^{2} \)
13 \( 1 - 2.46T + 13T^{2} \)
19 \( 1 - 3.19T + 19T^{2} \)
23 \( 1 + 1.53T + 23T^{2} \)
29 \( 1 + 1.73T + 29T^{2} \)
31 \( 1 - 9.57T + 31T^{2} \)
37 \( 1 + 10.0T + 37T^{2} \)
41 \( 1 - 10.6T + 41T^{2} \)
43 \( 1 + 3.73T + 43T^{2} \)
47 \( 1 - 10.0T + 47T^{2} \)
53 \( 1 + 11.3T + 53T^{2} \)
59 \( 1 + 3.03T + 59T^{2} \)
61 \( 1 - 6.54T + 61T^{2} \)
67 \( 1 - 7.73T + 67T^{2} \)
71 \( 1 - 12.4T + 71T^{2} \)
73 \( 1 - 3.03T + 73T^{2} \)
79 \( 1 - 7.82T + 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 + 13.0T + 89T^{2} \)
97 \( 1 + 12.6T + 97T^{2} \)
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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

−7.68676312042546775389569948248, −6.70524150699525833152885679046, −6.34939632239923773364842618103, −5.54891211130720804574207155006, −5.16390021798114330520574733130, −4.27624149011911824441656667614, −3.73787013392988393287581521115, −2.85249728577045923299528853404, −2.03141536428772317914521004931, −1.24033268397176857425150351253, 1.24033268397176857425150351253, 2.03141536428772317914521004931, 2.85249728577045923299528853404, 3.73787013392988393287581521115, 4.27624149011911824441656667614, 5.16390021798114330520574733130, 5.54891211130720804574207155006, 6.34939632239923773364842618103, 6.70524150699525833152885679046, 7.68676312042546775389569948248

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