Properties

Label 2-1603-1.1-c1-0-112
Degree $2$
Conductor $1603$
Sign $-1$
Analytic cond. $12.8000$
Root an. cond. $3.57771$
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  + 1.37·2-s + 3-s − 0.103·4-s + 1.10·5-s + 1.37·6-s − 7-s − 2.89·8-s − 2·9-s + 1.51·10-s − 2.10·11-s − 0.103·12-s − 3.37·13-s − 1.37·14-s + 1.10·15-s − 3.78·16-s − 3.54·17-s − 2.75·18-s − 1.75·19-s − 0.113·20-s − 21-s − 2.89·22-s − 2.48·23-s − 2.89·24-s − 3.78·25-s − 4.65·26-s − 5·27-s + 0.103·28-s + ⋯
L(s)  = 1  + 0.973·2-s + 0.577·3-s − 0.0516·4-s + 0.493·5-s + 0.562·6-s − 0.377·7-s − 1.02·8-s − 0.666·9-s + 0.480·10-s − 0.634·11-s − 0.0298·12-s − 0.936·13-s − 0.368·14-s + 0.284·15-s − 0.945·16-s − 0.860·17-s − 0.649·18-s − 0.402·19-s − 0.0254·20-s − 0.218·21-s − 0.617·22-s − 0.517·23-s − 0.591·24-s − 0.756·25-s − 0.912·26-s − 0.962·27-s + 0.0195·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1603 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1603 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1603\)    =    \(7 \cdot 229\)
Sign: $-1$
Analytic conductor: \(12.8000\)
Root analytic conductor: \(3.57771\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1603,\ (\ :1/2),\ -1)\)

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)$
bad7 \( 1 + T \)
229 \( 1 + T \)
good2 \( 1 - 1.37T + 2T^{2} \)
3 \( 1 - T + 3T^{2} \)
5 \( 1 - 1.10T + 5T^{2} \)
11 \( 1 + 2.10T + 11T^{2} \)
13 \( 1 + 3.37T + 13T^{2} \)
17 \( 1 + 3.54T + 17T^{2} \)
19 \( 1 + 1.75T + 19T^{2} \)
23 \( 1 + 2.48T + 23T^{2} \)
29 \( 1 - 2.09T + 29T^{2} \)
31 \( 1 - 5.54T + 31T^{2} \)
37 \( 1 - 5.67T + 37T^{2} \)
41 \( 1 + 4.65T + 41T^{2} \)
43 \( 1 - 8.88T + 43T^{2} \)
47 \( 1 + 0.904T + 47T^{2} \)
53 \( 1 - 11.4T + 53T^{2} \)
59 \( 1 + 4.09T + 59T^{2} \)
61 \( 1 - 2.84T + 61T^{2} \)
67 \( 1 + 1.54T + 67T^{2} \)
71 \( 1 + 13.2T + 71T^{2} \)
73 \( 1 + 9.35T + 73T^{2} \)
79 \( 1 + 16.6T + 79T^{2} \)
83 \( 1 - 8.19T + 83T^{2} \)
89 \( 1 - 5.92T + 89T^{2} \)
97 \( 1 + 13.4T + 97T^{2} \)
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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

−8.991536155464484253046301145680, −8.336571163910664292245151535837, −7.36603826145964981366410241165, −6.23034333591364158330624685143, −5.72536290917748573367818597450, −4.75634934316269045388378732385, −3.98883072460153374691941725875, −2.80471907115419240200221067106, −2.37326388400154453625160256586, 0, 2.37326388400154453625160256586, 2.80471907115419240200221067106, 3.98883072460153374691941725875, 4.75634934316269045388378732385, 5.72536290917748573367818597450, 6.23034333591364158330624685143, 7.36603826145964981366410241165, 8.336571163910664292245151535837, 8.991536155464484253046301145680

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