Properties

Label 2-1690-1.1-c1-0-46
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 + 2.57·3-s + 4-s − 5-s − 2.57·6-s − 1.90·7-s − 8-s + 3.61·9-s + 10-s − 5.17·11-s + 2.57·12-s + 1.90·14-s − 2.57·15-s + 16-s − 5.89·17-s − 3.61·18-s + 8.09·19-s − 20-s − 4.89·21-s + 5.17·22-s − 0.908·23-s − 2.57·24-s + 25-s + 1.58·27-s − 1.90·28-s − 5.29·29-s + 2.57·30-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.48·3-s + 0.5·4-s − 0.447·5-s − 1.05·6-s − 0.719·7-s − 0.353·8-s + 1.20·9-s + 0.316·10-s − 1.56·11-s + 0.742·12-s + 0.508·14-s − 0.664·15-s + 0.250·16-s − 1.42·17-s − 0.852·18-s + 1.85·19-s − 0.223·20-s − 1.06·21-s + 1.10·22-s − 0.189·23-s − 0.525·24-s + 0.200·25-s + 0.305·27-s − 0.359·28-s − 0.984·29-s + 0.469·30-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 \( 1 - 2.57T + 3T^{2} \)
7 \( 1 + 1.90T + 7T^{2} \)
11 \( 1 + 5.17T + 11T^{2} \)
17 \( 1 + 5.89T + 17T^{2} \)
19 \( 1 - 8.09T + 19T^{2} \)
23 \( 1 + 0.908T + 23T^{2} \)
29 \( 1 + 5.29T + 29T^{2} \)
31 \( 1 - 0.0626T + 31T^{2} \)
37 \( 1 + 1.63T + 37T^{2} \)
41 \( 1 + 1.77T + 41T^{2} \)
43 \( 1 + 8.58T + 43T^{2} \)
47 \( 1 - 11.2T + 47T^{2} \)
53 \( 1 + 8.92T + 53T^{2} \)
59 \( 1 + 10.6T + 59T^{2} \)
61 \( 1 + 0.681T + 61T^{2} \)
67 \( 1 + 14.1T + 67T^{2} \)
71 \( 1 + 15.7T + 71T^{2} \)
73 \( 1 + 0.163T + 73T^{2} \)
79 \( 1 - 14.7T + 79T^{2} \)
83 \( 1 - 1.89T + 83T^{2} \)
89 \( 1 - 0.541T + 89T^{2} \)
97 \( 1 + 12.8T + 97T^{2} \)
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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

−9.011096678555291283921050979241, −8.157494676004059019323248995367, −7.59324740956256258052955787569, −7.04860534618231122369362412768, −5.81519431204441667872574491247, −4.64777491221740254210430803276, −3.34766247948660079958349368348, −2.92309136413931017118067807527, −1.88674933520608226508005298979, 0, 1.88674933520608226508005298979, 2.92309136413931017118067807527, 3.34766247948660079958349368348, 4.64777491221740254210430803276, 5.81519431204441667872574491247, 7.04860534618231122369362412768, 7.59324740956256258052955787569, 8.157494676004059019323248995367, 9.011096678555291283921050979241

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