Properties

Label 2-1690-1.1-c1-0-24
Degree $2$
Conductor $1690$
Sign $-1$
Analytic cond. $13.4947$
Root an. cond. $3.67351$
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 − 2.79·3-s + 4-s − 5-s + 2.79·6-s + 4.83·7-s − 8-s + 4.79·9-s + 10-s − 4.34·11-s − 2.79·12-s − 4.83·14-s + 2.79·15-s + 16-s − 5.73·17-s − 4.79·18-s + 0.986·19-s − 20-s − 13.5·21-s + 4.34·22-s − 0.818·23-s + 2.79·24-s + 25-s − 5.01·27-s + 4.83·28-s + 5.85·29-s − 2.79·30-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.61·3-s + 0.5·4-s − 0.447·5-s + 1.13·6-s + 1.82·7-s − 0.353·8-s + 1.59·9-s + 0.316·10-s − 1.31·11-s − 0.806·12-s − 1.29·14-s + 0.720·15-s + 0.250·16-s − 1.39·17-s − 1.13·18-s + 0.226·19-s − 0.223·20-s − 2.94·21-s + 0.927·22-s − 0.170·23-s + 0.569·24-s + 0.200·25-s − 0.965·27-s + 0.914·28-s + 1.08·29-s − 0.509·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1690\)    =    \(2 \cdot 5 \cdot 13^{2}\)
Sign: $-1$
Analytic conductor: \(13.4947\)
Root analytic conductor: \(3.67351\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1690,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
5 \( 1 + T \)
13 \( 1 \)
good3 \( 1 + 2.79T + 3T^{2} \)
7 \( 1 - 4.83T + 7T^{2} \)
11 \( 1 + 4.34T + 11T^{2} \)
17 \( 1 + 5.73T + 17T^{2} \)
19 \( 1 - 0.986T + 19T^{2} \)
23 \( 1 + 0.818T + 23T^{2} \)
29 \( 1 - 5.85T + 29T^{2} \)
31 \( 1 - 5.36T + 31T^{2} \)
37 \( 1 + 10.9T + 37T^{2} \)
41 \( 1 - 2.23T + 41T^{2} \)
43 \( 1 + 1.98T + 43T^{2} \)
47 \( 1 + 0.820T + 47T^{2} \)
53 \( 1 - 8.57T + 53T^{2} \)
59 \( 1 + 7.91T + 59T^{2} \)
61 \( 1 - 11.7T + 61T^{2} \)
67 \( 1 + 3.10T + 67T^{2} \)
71 \( 1 + 4.17T + 71T^{2} \)
73 \( 1 + 2.56T + 73T^{2} \)
79 \( 1 + 1.21T + 79T^{2} \)
83 \( 1 + 15.6T + 83T^{2} \)
89 \( 1 - 8.81T + 89T^{2} \)
97 \( 1 + 10.1T + 97T^{2} \)
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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

−8.683720141944258819527457544138, −8.203544683708437054441479965966, −7.35048392353532763393904598243, −6.67127993012309958339380895671, −5.56729339157078440565901617758, −4.96594913099781001906058852406, −4.33107603947890978687671697195, −2.45815296905874907753326898761, −1.26947593626172361088308086612, 0, 1.26947593626172361088308086612, 2.45815296905874907753326898761, 4.33107603947890978687671697195, 4.96594913099781001906058852406, 5.56729339157078440565901617758, 6.67127993012309958339380895671, 7.35048392353532763393904598243, 8.203544683708437054441479965966, 8.683720141944258819527457544138

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