Properties

Label 2-783-1.1-c1-0-5
Degree $2$
Conductor $783$
Sign $1$
Analytic cond. $6.25228$
Root an. cond. $2.50045$
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  − 2.28·2-s + 3.20·4-s − 2.49·5-s + 2.43·7-s − 2.76·8-s + 5.70·10-s + 5.17·11-s + 1.47·13-s − 5.55·14-s − 0.118·16-s − 4.99·17-s − 5.76·19-s − 8.01·20-s − 11.8·22-s + 6.91·23-s + 1.23·25-s − 3.36·26-s + 7.81·28-s + 29-s + 5.10·31-s + 5.79·32-s + 11.4·34-s − 6.08·35-s − 2.90·37-s + 13.1·38-s + 6.89·40-s − 10.1·41-s + ⋯
L(s)  = 1  − 1.61·2-s + 1.60·4-s − 1.11·5-s + 0.920·7-s − 0.975·8-s + 1.80·10-s + 1.56·11-s + 0.408·13-s − 1.48·14-s − 0.0295·16-s − 1.21·17-s − 1.32·19-s − 1.79·20-s − 2.51·22-s + 1.44·23-s + 0.247·25-s − 0.659·26-s + 1.47·28-s + 0.185·29-s + 0.917·31-s + 1.02·32-s + 1.95·34-s − 1.02·35-s − 0.477·37-s + 2.13·38-s + 1.09·40-s − 1.58·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 783 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 783 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(783\)    =    \(3^{3} \cdot 29\)
Sign: $1$
Analytic conductor: \(6.25228\)
Root analytic conductor: \(2.50045\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 783,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6444873547\)
\(L(\frac12)\) \(\approx\) \(0.6444873547\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
29 \( 1 - T \)
good2 \( 1 + 2.28T + 2T^{2} \)
5 \( 1 + 2.49T + 5T^{2} \)
7 \( 1 - 2.43T + 7T^{2} \)
11 \( 1 - 5.17T + 11T^{2} \)
13 \( 1 - 1.47T + 13T^{2} \)
17 \( 1 + 4.99T + 17T^{2} \)
19 \( 1 + 5.76T + 19T^{2} \)
23 \( 1 - 6.91T + 23T^{2} \)
31 \( 1 - 5.10T + 31T^{2} \)
37 \( 1 + 2.90T + 37T^{2} \)
41 \( 1 + 10.1T + 41T^{2} \)
43 \( 1 - 9.06T + 43T^{2} \)
47 \( 1 - 4.65T + 47T^{2} \)
53 \( 1 - 1.45T + 53T^{2} \)
59 \( 1 - 11.1T + 59T^{2} \)
61 \( 1 - 9.32T + 61T^{2} \)
67 \( 1 - 2.35T + 67T^{2} \)
71 \( 1 - 2.26T + 71T^{2} \)
73 \( 1 - 6.93T + 73T^{2} \)
79 \( 1 - 3.11T + 79T^{2} \)
83 \( 1 - 6.71T + 83T^{2} \)
89 \( 1 - 9.39T + 89T^{2} \)
97 \( 1 + 4.57T + 97T^{2} \)
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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

−10.30408212182499492033981522456, −9.062900716665539483182072402902, −8.667897539863079986297514624771, −8.063645868741080566130170899736, −7.00274868913131195823986679135, −6.53023328571961530259589857772, −4.69289822103640506110376032801, −3.85277565550369320477597857496, −2.10478902862660092739038175683, −0.866675451629629204438837002190, 0.866675451629629204438837002190, 2.10478902862660092739038175683, 3.85277565550369320477597857496, 4.69289822103640506110376032801, 6.53023328571961530259589857772, 7.00274868913131195823986679135, 8.063645868741080566130170899736, 8.667897539863079986297514624771, 9.062900716665539483182072402902, 10.30408212182499492033981522456

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